document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=393975>Question 393975</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve the system:<BR>\n" );
document.write( " x+y-z=2<BR>\n" );
document.write( "2x+y+z=3<BR>\n" );
document.write( "3x+y+z=5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #279547 by </B><A HREF=/tutors/aboutme.mpl?userid=pie90010><B>pie90010(44)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=pie90010><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=279547\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> USE MATRICES LOL\r<BR>\n" );
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document.write( "[1 1 -1] [x] [2]<BR>\n" );
document.write( "[2 1  1] [y]=[3]<BR>\n" );
document.write( "[3 1  1] [z] [5]\r<BR>\n" );
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document.write( "let the first matrix be A , and the last one with the salutions be B\r<BR>\n" );
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document.write( "now just find the inverse of A, and multiple it by B (easiest done with a calculator)\r<BR>\n" );
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document.write( "and you'll get <BR>\n" );
document.write( "x = 2 <BR>\n" );
document.write( "y = -.5<BR>\n" );
document.write( "z = -.5\r<BR>\n" );
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document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );