document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1192172>Question 1192172</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1. solve using cramers rule<BR>\n" );
document.write( "2x+3y=20<BR>\n" );
document.write( "3x-2y=17 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #824071 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20850)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=824071\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2x%2B3y=20 ALIGN=MIDDLE  ALT=\"2x%2B3y=20\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3x-2y=17 ALIGN=MIDDLE  ALT=\"3x-2y=17\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Your matrix\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%282%2C3%2C%0D%0A2%2C%093%2C%0920%2C%0D%0A3%2C%09-2%2C%0917%29 ALIGN=MIDDLE  ALT=\"matrix%282%2C3%2C%0D%0A2%2C%093%2C%0920%2C%0D%0A3%2C%09-2%2C%0917%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Write down the main matrix and find its determinant:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%282%2C2%2C%0D%0A2%2C%093%2C%0D%0A3%2C%09-2%29 ALIGN=MIDDLE  ALT=\"matrix%282%2C2%2C%0D%0A2%2C%093%2C%0D%0A3%2C%09-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Δ =<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%28-2%29-3%2A3=+-13 ALIGN=MIDDLE  ALT=\"2%28-2%29-3%2A3=+-13\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Replace the 1st column of the main matrix with the solution vector and find its determinant:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%282%2C2%2C%0D%0A20%2C%093%2C%0D%0A17%2C%09-2%29 ALIGN=MIDDLE  ALT=\"matrix%282%2C2%2C%0D%0A20%2C%093%2C%0D%0A17%2C%09-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Δ1 = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-91 ALIGN=MIDDLE  ALT=\"-91\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Replace the 2nd column of the main matrix with the solution vector and find its determinant:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%282%2C2%2C%0D%0A2%2C%0920%2C%0D%0A3%2C%0917%29 ALIGN=MIDDLE  ALT=\"matrix%282%2C2%2C%0D%0A2%2C%0920%2C%0D%0A3%2C%0917%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Δ2 =<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-26 ALIGN=MIDDLE  ALT=\"+-26\"   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=x+ ALIGN=MIDDLE  ALT=\"x+\"   DISABLED_style= \"max-width:90%; height:auto;\" >= Δ1 / Δ =<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-91%29+%2F+%28-13%29+=+7 ALIGN=MIDDLE  ALT=\"+%28-91%29+%2F+%28-13%29+=+7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" > = Δ2 / Δ =<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+%28-26%29+%2F+%28-13%29+=+2 ALIGN=MIDDLE  ALT=\"+%28-26%29+%2F+%28-13%29+=+2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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