document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=156745>Question 156745</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 2x-2y=15<BR>\n" );
document.write( "4x+4y=10\r<BR>\n" );
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document.write( "Help, I need to solve for x and y </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #115581 by </B><A HREF=/tutors/aboutme.mpl?userid=Electrified_Levi><B>Electrified_Levi(103)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Electrified_Levi><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=115581\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hi, Hope I can help,<BR>\n" );
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document.write( "2x-2y=15<BR>\n" );
document.write( "4x+4y=10<BR>\n" );
document.write( "Help, I need to solve for x and y<BR>\n" );
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document.write( "First, you can reduce the second equation, by multiplying each side by \"2\"<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x%2B4y=10 ALIGN=MIDDLE  ALT=\"4x%2B4y=10\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284x%2B4y%29%2F2=10%2F2 ALIGN=MIDDLE  ALT=\"%284x%2B4y%29%2F2=10%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284x%2B4y%29%2F2=10%2F2 ALIGN=MIDDLE  ALT=\"%284x%2B4y%29%2F2=10%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%284x%29%2F2%2B%284y%29%2F2=10%2F2 ALIGN=MIDDLE  ALT=\"%284x%29%2F2%2B%284y%29%2F2=10%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%2B2y=5 ALIGN=MIDDLE  ALT=\"2x%2B2y=5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "The second equation <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4x%2B4y=10+ ALIGN=MIDDLE  ALT=\"+4x%2B4y=10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > is reduced to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2y=5+ ALIGN=MIDDLE  ALT=\"+2x%2B2y=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "The Two equations are<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-2y=15+ ALIGN=MIDDLE  ALT=\"+2x-2y=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2y=5+ ALIGN=MIDDLE  ALT=\"+2x%2B2y=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "This is the way I usually solve these equations, First, solve for a letter(usually the easiest letter), we will solve for \"x\" in both equations<BR>\n" );
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document.write( "Equation 1 = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-2y=15+ ALIGN=MIDDLE  ALT=\"+2x-2y=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now we will move (-2y) to the right side<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-2y=15+ ALIGN=MIDDLE  ALT=\"+2x-2y=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-2y+%2B+2y=15+%2B+2y+ ALIGN=MIDDLE  ALT=\"+2x-2y+%2B+2y=15+%2B+2y+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x+=+15+%2B+2y+ ALIGN=MIDDLE  ALT=\"+2x+=+15+%2B+2y+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will rearrange the numbers<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x+=+15+%2B+2y+ ALIGN=MIDDLE  ALT=\"+2x+=+15+%2B+2y+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x+=+2y+%2B+15+ ALIGN=MIDDLE  ALT=\"+2x+=+2y+%2B+15+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will divide each side by \"2\" to get \"x\"<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2F2+=+%282y+%2B+15%29%2F2+ ALIGN=MIDDLE  ALT=\"+2x%2F2+=+%282y+%2B+15%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=+%282y+%2B+15%29%2F2+ ALIGN=MIDDLE  ALT=\"+x+=+%282y+%2B+15%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Our first \"x\" = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282y+%2B+15%29%2F2+ ALIGN=MIDDLE  ALT=\"+%282y+%2B+15%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now let's solve \"x\" in our second equation, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2y=5+ ALIGN=MIDDLE  ALT=\"+2x%2B2y=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will move (2y) to the right side<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2y=5+ ALIGN=MIDDLE  ALT=\"+2x%2B2y=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2y+-+2y=5+-2y+ ALIGN=MIDDLE  ALT=\"+2x%2B2y+-+2y=5+-2y+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x=+5+-2y+ ALIGN=MIDDLE  ALT=\"+2x=+5+-2y+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will rearrange the numbers<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x=+5+-2y+ ALIGN=MIDDLE  ALT=\"+2x=+5+-2y+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x=+%28-2y%29+%2B+5+ ALIGN=MIDDLE  ALT=\"+2x=+%28-2y%29+%2B+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will divide each side by \"2\" to get \"x\"<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x=+%28-2y%29+%2B+5+ ALIGN=MIDDLE  ALT=\"+2x=+%28-2y%29+%2B+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2F2=+%28%28-2y%29+%2B+5%29%2F2+ ALIGN=MIDDLE  ALT=\"+2x%2F2=+%28%28-2y%29+%2B+5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x=+%28%28-2y%29+%2B+5%29%2F2+ ALIGN=MIDDLE  ALT=\"+x=+%28%28-2y%29+%2B+5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Our second \"x\" = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28%28-2y%29+%2B+5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28%28-2y%29+%2B+5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Since \"x\" is one number, and \"x\" equals our two answers, our answers equal each other, we can put our two answers in an equation<BR>\n" );
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document.write( "Answer 1 = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282y+%2B+15%29%2F2+ ALIGN=MIDDLE  ALT=\"+%282y+%2B+15%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Answer 2 = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28%28-2y%29+%2B+5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28%28-2y%29+%2B+5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282y%2B15%29%2F2+=+%28%28-2y%29+%2B+5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%282y%2B15%29%2F2+=+%28%28-2y%29+%2B+5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will now solve for \"y\"<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282y%2B15%29%2F2+=+%28%28-2y%29+%2B+5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%282y%2B15%29%2F2+=+%28%28-2y%29+%2B+5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will use cross multiplication<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+highlight%282y%2B15%29%2F2+=+%28%28-2y%29+%2B+5%29%2Fhighlight%282%29+ ALIGN=MIDDLE  ALT=\"+highlight%282y%2B15%29%2F2+=+%28%28-2y%29+%2B+5%29%2Fhighlight%282%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282y%2B15%29%2Fhighlight%282%29+=+highlight%28%28-2y%29+%2B+5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%282y%2B15%29%2Fhighlight%282%29+=+highlight%28%28-2y%29+%2B+5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "It will become <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282y%2B15%29%282%29+=+%282%29%28%28-2y%29%2B5%29+ ALIGN=MIDDLE  ALT=\"+%282y%2B15%29%282%29+=+%282%29%28%28-2y%29%2B5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will rearrange numbers<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282y%2B15%29%282%29+=+%282%29%28%28-2y%29%2B5%29+ ALIGN=MIDDLE  ALT=\"+%282y%2B15%29%282%29+=+%282%29%28%28-2y%29%2B5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%282%29%282y%2B15%29+=+%282%29%28%28-2y%29%2B5%29+ ALIGN=MIDDLE  ALT=\"+%282%29%282y%2B15%29+=+%282%29%28%28-2y%29%2B5%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will use the distribution method<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+highlight%282%29%28highlight%282y%29%2B15%29+=+highlight%282%29%28highlight%28-2y%29%2B5%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > =<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+highlight%282%29%282y%2Bhighlight%2815%29%29+=+highlight%282%29%28%28-2y%29%2Bhighlight%285%29%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > =<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4y+%2B+30+=+%28-4y%29+%2B+10+ ALIGN=MIDDLE  ALT=\"+4y+%2B+30+=+%28-4y%29+%2B+10+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now we will solve for \"y\", we will move (-4y) to the left<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4y+%2B+30+=+%28-4y%29+%2B+10+ ALIGN=MIDDLE  ALT=\"+4y+%2B+30+=+%28-4y%29+%2B+10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4y+%2B+4y+%2B+30+=+%28-4y%29+%2B+4y+%2B+10+ ALIGN=MIDDLE  ALT=\"+4y+%2B+4y+%2B+30+=+%28-4y%29+%2B+4y+%2B+10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8y+%2B+30+=+10+ ALIGN=MIDDLE  ALT=\"+8y+%2B+30+=+10+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now we will move (30) to the right side<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8y+%2B+30+=+10+ ALIGN=MIDDLE  ALT=\"+8y+%2B+30+=+10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8y+%2B+30+-30+=+10+-30+ ALIGN=MIDDLE  ALT=\"+8y+%2B+30+-30+=+10+-30+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8y+=+%28-20%29+ ALIGN=MIDDLE  ALT=\"+8y+=+%28-20%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now to find \"y\" we will divide each side by \"8\"<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8y+=+%28-20%29+ ALIGN=MIDDLE  ALT=\"+8y+=+%28-20%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+8y%2F8+=+%28-20%29%2F8+ ALIGN=MIDDLE  ALT=\"+8y%2F8+=+%28-20%29%2F8+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+%28-20%29%2F8+ ALIGN=MIDDLE  ALT=\"+y+=+%28-20%29%2F8+\"   DISABLED_style= \"max-width:90%; height:auto;\" >, if we reduce <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+%28-5%29%2F2+ ALIGN=MIDDLE  ALT=\"+y+=+%28-5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28-5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "To find \"x\" all you do is substitute \"y\" with <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28-5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > in one of our original equations<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-2y=15+ ALIGN=MIDDLE  ALT=\"+2x-2y=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2y=5+ ALIGN=MIDDLE  ALT=\"+2x%2B2y=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Let's use the second equation(replace \"y\" with <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28-5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > )<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2y=5+ ALIGN=MIDDLE  ALT=\"+2x%2B2y=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B2%28%28-5%29%2F2%29=5+ ALIGN=MIDDLE  ALT=\"+2x%2B2%28%28-5%29%2F2%29=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2B%28-5%29=5+ ALIGN=MIDDLE  ALT=\"+2x%2B%28-5%29=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-5+=5+ ALIGN=MIDDLE  ALT=\"+2x-5+=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We will move (-5) over to the right side<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-5+=5+ ALIGN=MIDDLE  ALT=\"+2x-5+=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-5+%2B+5+=5+%2B+5+ ALIGN=MIDDLE  ALT=\"+2x-5+%2B+5+=5+%2B+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x+=10+ ALIGN=MIDDLE  ALT=\"+2x+=10+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Now we will divide each side by \"2\" to get \"x\"<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x%2F2+=10%2F2+ ALIGN=MIDDLE  ALT=\"+2x%2F2+=10%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=10%2F2+ ALIGN=MIDDLE  ALT=\"+x+=10%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=5+ ALIGN=MIDDLE  ALT=\"+x+=5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5+ ALIGN=MIDDLE  ALT=\"+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "We can check our answers by replacing \"x\" and \"y\" with our answers we got, in our very first equations<BR>\n" );
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document.write( "x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5+ ALIGN=MIDDLE  ALT=\"+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28-5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Let's replace \"x\" and \"y\" with the numbers above<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2x-2y=15+ ALIGN=MIDDLE  ALT=\"+2x-2y=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+2%285%29-2%28%28-5%29%2F2%29%29=15+ ALIGN=MIDDLE  ALT=\"+2%285%29-2%28%28-5%29%2F2%29%29=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+10+-%28-5%29=15+ ALIGN=MIDDLE  ALT=\"+10+-%28-5%29=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+10+%2B5+=15+ ALIGN=MIDDLE  ALT=\"+10+%2B5+=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+15+=15+ ALIGN=MIDDLE  ALT=\"+15+=15+\"   DISABLED_style= \"max-width:90%; height:auto;\" > (True)<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4x%2B4y=10+ ALIGN=MIDDLE  ALT=\"+4x%2B4y=10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+4%285%29%2B4%28%28-5%29%2F2%29=10+ ALIGN=MIDDLE  ALT=\"+4%285%29%2B4%28%28-5%29%2F2%29=10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+20%2B%28-10%29=10+ ALIGN=MIDDLE  ALT=\"+20%2B%28-10%29=10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+20-10=10+ ALIGN=MIDDLE  ALT=\"+20-10=10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+10=10+ ALIGN=MIDDLE  ALT=\"+10=10+\"   DISABLED_style= \"max-width:90%; height:auto;\" > (True)<BR>\n" );
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document.write( "This method will work for all problems like this<BR>\n" );
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document.write( "x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+5+ ALIGN=MIDDLE  ALT=\"+5+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28-5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "The ordered pair is (x,y), our ordered pair is (5, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-5%29%2F2+ ALIGN=MIDDLE  ALT=\"+%28-5%29%2F2+\"   DISABLED_style= \"max-width:90%; height:auto;\" > )<BR>\n" );
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document.write( "Hope I helped, Levi </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );