document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=309474>Question 309474</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve each system of equations. \r<BR>\n" );
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document.write( "1. 5x + 4y - z = 1<BR>\n" );
document.write( "  2x - 2y + z = 1<BR>\n" );
document.write( "  -x - y +z =2\r<BR>\n" );
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document.write( "2. x + y + z = 0<BR>\n" );
document.write( "  2x +3y + 2z = -1<BR>\n" );
document.write( "  x - y + z = 2\r<BR>\n" );
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document.write( "3. x + 2y = 0<BR>\n" );
document.write( "  4x - z = 4<BR>\n" );
document.write( "  5y + z = -1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #221333 by </B><A HREF=/tutors/aboutme.mpl?userid=JBarnum><B>JBarnum(2146)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=JBarnum><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=JBarnum><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=221333\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> well once you see how to solve one theres no need for me to solve the other 2 as they are using the same method to solve so all you need is one example.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x%2B4y-z=1 ALIGN=MIDDLE  ALT=\"5x%2B4y-z=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x-2y%2Bz=1 ALIGN=MIDDLE  ALT=\"2x-2y%2Bz=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-x-y%2Bz=2 ALIGN=MIDDLE  ALT=\"-x-y%2Bz=2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "_ _ _ _ _ _ _ _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=%282%2Bx%2By%29 ALIGN=MIDDLE  ALT=\"z=%282%2Bx%2By%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x%2B4y-%282%2Bx%2By%29=1 ALIGN=MIDDLE  ALT=\"5x%2B4y-%282%2Bx%2By%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" > 1st equation with z substitute<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x-2y%2B%282%2Bx%2By%29=1 ALIGN=MIDDLE  ALT=\"2x-2y%2B%282%2Bx%2By%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" > 2nd equation with z substitute<BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5x%2B4y-2-x-y=1 ALIGN=MIDDLE  ALT=\"5x%2B4y-2-x-y=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x-2y%2B%282%2Bx%2By%29=1 ALIGN=MIDDLE  ALT=\"2x-2y%2B%282%2Bx%2By%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >add like terms<BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x%2B3y=3 ALIGN=MIDDLE  ALT=\"4x%2B3y=3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x-y=-1 ALIGN=MIDDLE  ALT=\"3x-y=-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >multiply this line by 3<BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x%2B3y=3 ALIGN=MIDDLE  ALT=\"4x%2B3y=3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9x-3y=-3 ALIGN=MIDDLE  ALT=\"9x-3y=-3\"   DISABLED_style= \"max-width:90%; height:auto;\" >add the 2 lines together<BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=13x=0 ALIGN=MIDDLE  ALT=\"13x=0\"   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=0%29 ALIGN=MIDDLE  ALT=\"highlight%28x=0%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x%2B3y=3 ALIGN=MIDDLE  ALT=\"4x%2B3y=3\"   DISABLED_style= \"max-width:90%; height:auto;\" >multiply this line by 3<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x-y=-1 ALIGN=MIDDLE  ALT=\"3x-y=-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >multiply this line by 4<BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12x%2B9y=9 ALIGN=MIDDLE  ALT=\"12x%2B9y=9\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12x-4y=-4 ALIGN=MIDDLE  ALT=\"12x-4y=-4\"   DISABLED_style= \"max-width:90%; height:auto;\" >subtract these two lines<BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=13y=13 ALIGN=MIDDLE  ALT=\"13y=13\"   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=1%29 ALIGN=MIDDLE  ALT=\"highlight%28y=1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "_  _  _  _  _<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=%282%2Bx%2By%29 ALIGN=MIDDLE  ALT=\"z=%282%2Bx%2By%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > solve for z<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=%282%2B0%2B1%29 ALIGN=MIDDLE  ALT=\"z=%282%2B0%2B1%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28z=3%29 ALIGN=MIDDLE  ALT=\"highlight%28z=3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );