document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=152103>Question 152103</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i need to solve this question algebracially\r<BR>\n" );
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document.write( "3/4x-2/5y=2<BR>\n" );
document.write( "1/2x-3/5y=-2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #114803 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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/cgi-bin/show-face.mpl?user=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=114803\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%2F4%29x-%282%2F5%29y=2 ALIGN=MIDDLE  ALT=\"%283%2F4%29x-%282%2F5%29y=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%281%2F2%29x-%283%2F5%29y=-2 ALIGN=MIDDLE  ALT=\"%281%2F2%29x-%283%2F5%29y=-2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "I'm not a big fan of fractions so I usually multiply both equations to get rid of denominators.<BR>\n" );
document.write( "Multiply eq. 1 by 20 and eq. 2 by 10.<BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=20%283%2F4%29x-20%282%2F5%29y=20%282%29 ALIGN=MIDDLE  ALT=\"20%283%2F4%29x-20%282%2F5%29y=20%282%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15x-8y=40 ALIGN=MIDDLE  ALT=\"15x-8y=40\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
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document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10%281%2F2%29x-10%283%2F5%29y=10%28-2%29 ALIGN=MIDDLE  ALT=\"10%281%2F2%29x-10%283%2F5%29y=10%28-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x-6y=-20 ALIGN=MIDDLE  ALT=\"5x-6y=-20\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now use the elimination method to solve. <BR>\n" );
document.write( "If I multiply eq. 2 by (-3) and add to eq. 1, I can get rid of x,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2815x-8y%29%2B%28-3%29%285x-6y%29=40%2B%28-3%29%28-20%29 ALIGN=MIDDLE  ALT=\"%2815x-8y%29%2B%28-3%29%285x-6y%29=40%2B%28-3%29%28-20%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2815x-8y%29%2B%28-15x%2B18y%29=40%2B60 ALIGN=MIDDLE  ALT=\"%2815x-8y%29%2B%28-15x%2B18y%29=40%2B60\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10y=100 ALIGN=MIDDLE  ALT=\"10y=100\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28y=10%29 ALIGN=MIDDLE  ALT=\"highlight%28y=10%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Using eq. 1,<BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15x-8y=40 ALIGN=MIDDLE  ALT=\"15x-8y=40\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15x-8%2810%29=40 ALIGN=MIDDLE  ALT=\"15x-8%2810%29=40\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15x-80=40 ALIGN=MIDDLE  ALT=\"15x-80=40\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=15x=120 ALIGN=MIDDLE  ALT=\"15x=120\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=8%29 ALIGN=MIDDLE  ALT=\"highlight%28x=8%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Check the answer with the original equations.<BR>\n" );
document.write( "1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%2F4%29x-%282%2F5%29y=2 ALIGN=MIDDLE  ALT=\"%283%2F4%29x-%282%2F5%29y=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%2F4%29%288%29-%282%2F5%29%2810%29=2 ALIGN=MIDDLE  ALT=\"%283%2F4%29%288%29-%282%2F5%29%2810%29=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=6-4=2 ALIGN=MIDDLE  ALT=\"6-4=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2=2 ALIGN=MIDDLE  ALT=\"2=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "True.<BR>\n" );
document.write( "I'll leave it to you to verify that eq. 2 works also.  </SPAN>\n" );
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