document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=866260>Question 866260</A>: <I><SPAN STYLE=\"word-break: break-all;\"> OK, I think that I got this right but I would like a double check please.\r<BR>\n" );
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document.write( "Set up an augmented matrix and use the Gaussian elimination method to solve each system.\r<BR>\n" );
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document.write( "x+2y+2z=6<BR>\n" );
document.write( "2x-y+z=0<BR>\n" );
document.write( "-x+y-2z=3\r<BR>\n" );
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document.write( "I got x=2, y=3, and z=-1\r<BR>\n" );
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document.write( "Thank you in advance for any help received. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #522174 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=522174\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x = 2,   y = 3,   z = -1<BR>\n" );
document.write( "Add (-2 * row1) to row2<BR>\n" );
document.write( "1	 2	 2	 6<BR>\n" );
document.write( "0	 -5	 -3	 -12<BR>\n" );
document.write( "-1	 1	 -2	 3\r<BR>\n" );
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document.write( "Add (1 * row1) to row3<BR>\n" );
document.write( "1	 2	 2	 6<BR>\n" );
document.write( "0	 -5	 -3	 -12<BR>\n" );
document.write( "0	 3	 0	 9\r<BR>\n" );
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document.write( "Divide row2 by -5<BR>\n" );
document.write( "1	 2	 2	 6<BR>\n" );
document.write( "0	 1	 3/5	 12/5<BR>\n" );
document.write( "0	 3	 0	 9\r<BR>\n" );
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document.write( "Add (-3 * row2) to row3<BR>\n" );
document.write( "1	 2	 2	 6<BR>\n" );
document.write( "0	 1	 3/5	 12/5<BR>\n" );
document.write( "0	 0	 -9/5	 9/5\r<BR>\n" );
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document.write( "Divide row3 by -9/5<BR>\n" );
document.write( "1	 2	 2	 6<BR>\n" );
document.write( "0	 1	 3/5	 12/5<BR>\n" );
document.write( "0	 0	 1	 -1\r<BR>\n" );
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document.write( "Add (-3/5 * row3) to row2<BR>\n" );
document.write( "1	 2	 2	 6<BR>\n" );
document.write( "0	 1	 0	 3<BR>\n" );
document.write( "0	 0	 1	 -1\r<BR>\n" );
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document.write( "Add (-2 * row3) to row1<BR>\n" );
document.write( "1	 2	 0	 8<BR>\n" );
document.write( "0	 1	 0	 3<BR>\n" );
document.write( "0	 0	 1	 -1\r<BR>\n" );
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document.write( "Add (-2 * row2) to row1<BR>\n" );
document.write( "1	 0	 0	 2<BR>\n" );
document.write( "0	 1	 0	 3<BR>\n" );
document.write( "0	 0	 1	 -1<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );