document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=638550>Question 638550</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Write the system of linear equations represented by the following matrix. Use x, y, & z as variables.\r<BR>\n" );
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document.write( "[7 0 4  |-13]<BR>\n" );
document.write( "[0 1 -5 | 11]<BR>\n" );
document.write( "[2 7  0 |  6]\r<BR>\n" );
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document.write( "Thanks in advance </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #402265 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=402265\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> [7 0 4 |-13]<BR>\n" );
document.write( "[0 1 -5 | 11]<BR>\n" );
document.write( "[2 7 0 | 6] \r<BR>\n" );
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document.write( "converts to\r<BR>\n" );
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document.write( "7x+0y+4z = -13<BR>\n" );
document.write( "0x+1y-5z = 11<BR>\n" );
document.write( "2x+7y+0z = 6\r<BR>\n" );
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document.write( "which simplifies to\r<BR>\n" );
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document.write( "7x+4z = -13<BR>\n" );
document.write( "y-5z = 11<BR>\n" );
document.write( "2x+7y = 6 </SPAN>\n" );
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