document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1126612>Question 1126612</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 3x+4y+5z=18,2x-y+8z=13,5x-2y+7z=20 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #742943 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=742943\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Not a complete solution - just a possible way to use few steps -\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%283x%2B4y%2B5z=18%2C2x-y%2B8z=13%2C5x-2y%2B7z=20%29 ALIGN=MIDDLE  ALT=\"system%283x%2B4y%2B5z=18%2C2x-y%2B8z=13%2C5x-2y%2B7z=20%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "4*E2+E1 to eliminate y<BR>\n" );
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document.write( "-2E2+E3 to eliminate y\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%284x%2B9z=90%2Cx%2B9z=-6%29 ALIGN=MIDDLE  ALT=\"system%284x%2B9z=90%2Cx%2B9z=-6%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "E1-E2 to eliminate z\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x=96 ALIGN=MIDDLE  ALT=\"3x=96\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28x=32%29 ALIGN=MIDDLE  ALT=\"highlight%28x=32%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >-------one of the variables now found.\r<BR>\n" );
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document.write( "Use either equation from previous system to get y and z.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28y=155%2F9%2Cz=-38%2F9%29 ALIGN=MIDDLE  ALT=\"system%28y=155%2F9%2Cz=-38%2F9%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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