document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=480506>Question 480506</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Write the system of linear equations that corresponds to this augmented matrix<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C4%2C%0D%0A%0D%0A2%2C++++-3%2C%22%7C%22%2C7%2C+%0D%0A3%2C+++++1%2C%22%7C%22%2C4%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #329055 by </B><A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><B>Edwin McCravy(20060)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Edwin+McCravy><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=Edwin+McCravy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=329055\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C4%2C%0D%0A%0D%0A2%2C++++-3%2C%22%7C%22%2C7%2C+%0D%0A3%2C+++++1%2C%22%7C%22%2C4%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Put x's just to the right of the numbers in the 1st column:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C4%2C%0D%0A%0D%0A2x%2C++++-3%2C%22%7C%22%2C7%2C+%0D%0A3x%2C+++++1%2C%22%7C%22%2C4%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Put y's just to the right of the numbers in the 2nd column:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C4%2C%0D%0A%0D%0A2x%2C++++-3y%2C%22%7C%22%2C7%2C+%0D%0A3x%2C+++++1y%2C%22%7C%22%2C4%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Put =\"s in place of the \"|\"'s\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C4%2C%0D%0A%0D%0A2x%2C++++-3y%2C%22%22=%22%22%2C7%2C+%0D%0A3x%2C+++++1y%2C%22%22=%22%22%2C4%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Put a + sign before the 1y\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C4%2C%0D%0A%0D%0A2x%2C++++-3y%2C%22%22=%22%22%2C7%2C+%0D%0A3x%2C+++++%22%22%2B1y%2C%22%22=%22%22%2C4%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Erase the 1 before the y\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C4%2C%0D%0A%0D%0A2x%2C++++-3y%2C%22%22=%22%22%2C7%2C+%0D%0A3x%2C+++++%22%22%2By%2C%22%22=%22%22%2C4%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Take away the spaces\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28matrix%282%2C1%2C%0D%0A%0D%0A2x-3y=7%2C+%0D%0A3x%2By=4%29%29 ALIGN=MIDDLE  ALT=\"%28matrix%282%2C1%2C%0D%0A%0D%0A2x-3y=7%2C+%0D%0A3x%2By=4%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Take away the parentheses\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%282%2C1%2C%0D%0A%0D%0A2x-3y=7%2C+%0D%0A3x%2By=4%29 ALIGN=MIDDLE  ALT=\"matrix%282%2C1%2C%0D%0A%0D%0A2x-3y=7%2C+%0D%0A3x%2By=4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Put a brace to the left:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28%0D%0A2x-3y=7%2C+%0D%0A3x%2By=4%29 ALIGN=MIDDLE  ALT=\"system%28%0D%0A2x-3y=7%2C+%0D%0A3x%2By=4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "That's it.  Wasn't too hard, was it? I'll bet you could<BR>\n" );
document.write( "just write it down in one step.\r<BR>\n" );
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document.write( "Edwin</pre><BR>\n" );
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