document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=150364>Question 150364</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use the Gauss - Jordan  method to solve the system of equations.\r<BR>\n" );
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document.write( " 3x +12y =-12<BR>\n" );
document.write( " -6x-17y = 3\r<BR>\n" );
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document.write( "Here is my work, but i'm not sure if it's correct\r<BR>\n" );
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document.write( "[3 12 |-12] 1/3 R1                  <BR>\n" );
document.write( "[-6 -17 |3] 2 R1 + R2                                                      \r<BR>\n" );
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document.write( "Turns to [1 4 |-4] -4 R2+R1        <BR>\n" );
document.write( "                [0 7 |-27] 1/7                                <BR>\n" );
document.write( "                                                                                                                                  \r<BR>\n" );
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document.write( "Turns to [1 0 |11  3/7]         X= 11  3/7  <BR>\n" );
document.write( "                [0 1 | -3  6/7]        Y= -3  6/7\r<BR>\n" );
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document.write( "answer   {(11 3/7, -3  6/7)} </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #110332 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=110332\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use the Gauss - Jordan method to solve the system of equations. <BR>\n" );
document.write( "3x +12y =-12<BR>\n" );
document.write( "-6x-17y = 3 <BR>\n" );
document.write( "------------------------<BR>\n" );
document.write( "[3 12 | [-12] <BR>\n" );
document.write( "[-6 -17 | 3 ] <BR>\n" );
document.write( "--------------<BR>\n" );
document.write( "2R1 + R2 gives:<BR>\n" );
document.write( "[3 12 |-12] <BR>\n" );
document.write( "[0  7 |-21] <BR>\n" );
document.write( "----------------<BR>\n" );
document.write( "1/3 R1 gives:<BR>\n" );
document.write( "[1  4 |-4 ] <BR>\n" );
document.write( "[0  7 |-21]<BR>\n" );
document.write( "----------------<BR>\n" );
document.write( "(1/7)R2 gives:<BR>\n" );
document.write( "[1  4 |-4 ] <BR>\n" );
document.write( "[0  1 |-3 ]<BR>\n" );
document.write( "----------------<BR>\n" );
document.write( "R1 -4R2 gives:<BR>\n" );
document.write( "[1  0 | 8 ] <BR>\n" );
document.write( "[0  1 |-3 ]<BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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