document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=864774>Question 864774</A>: <I><SPAN STYLE=\"word-break: break-all;\"> EXAMINE FOR CONSISTENCY AND SOLVE<BR>\n" );
document.write( "X+2Y-Z-3=0<BR>\n" );
document.write( "3X-Y+2Z-1=0<BR>\n" );
document.write( "2X-2Y+3Z-2=0<BR>\n" );
document.write( "X-Y+Z+1=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #522177 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=522177\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> X = -1,   Y = 4,   Z = 4<BR>\n" );
document.write( "Add (-3 * row1) to row2<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 -7	 5	 -8	 0<BR>\n" );
document.write( "2	 -2	 3	 2	 0<BR>\n" );
document.write( "1	 -1	 1	 -1	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (-2 * row1) to row3<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 -7	 5	 -8	 0<BR>\n" );
document.write( "0	 -6	 5	 -4	 0<BR>\n" );
document.write( "1	 -1	 1	 -1	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (-1 * row1) to row4<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 -7	 5	 -8	 0<BR>\n" );
document.write( "0	 -6	 5	 -4	 0<BR>\n" );
document.write( "0	 -3	 2	 -4	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Divide row2 by -7<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 1	 -5/7	 8/7	 0<BR>\n" );
document.write( "0	 -6	 5	 -4	 0<BR>\n" );
document.write( "0	 -3	 2	 -4	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (6 * row2) to row3<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 1	 -5/7	 8/7	 0<BR>\n" );
document.write( "0	 0	 5/7	 20/7	 0<BR>\n" );
document.write( "0	 -3	 2	 -4	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (3 * row2) to row4<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 1	 -5/7	 8/7	 0<BR>\n" );
document.write( "0	 0	 5/7	 20/7	 0<BR>\n" );
document.write( "0	 0	 -1/7	 -4/7	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Divide row3 by 5/7<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 1	 -5/7	 8/7	 0<BR>\n" );
document.write( "0	 0	 1	 4	 0<BR>\n" );
document.write( "0	 0	 -1/7	 -4/7	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (1/7 * row3) to row4<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 1	 -5/7	 8/7	 0<BR>\n" );
document.write( "0	 0	 1	 4	 0<BR>\n" );
document.write( "0	 0	 0	 0	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (5/7 * row3) to row2<BR>\n" );
document.write( "1	 2	 -1	 3	 0<BR>\n" );
document.write( "0	 1	 0	 4	 0<BR>\n" );
document.write( "0	 0	 1	 4	 0<BR>\n" );
document.write( "0	 0	 0	 0	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (1 * row3) to row1<BR>\n" );
document.write( "1	 2	 0	 7	 0<BR>\n" );
document.write( "0	 1	 0	 4	 0<BR>\n" );
document.write( "0	 0	 1	 4	 0<BR>\n" );
document.write( "0	 0	 0	 0	 0\r<BR>\n" );
document.write( "\n" );
document.write( "Add (-2 * row2) to row1<BR>\n" );
document.write( "1	 0	 0	 -1	 0<BR>\n" );
document.write( "0	 1	 0	 4	 0<BR>\n" );
document.write( "0	 0	 1	 4	 0<BR>\n" );
document.write( "0	 0	 0	 0	 0\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );