document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=888225>Question 888225</A>: <I><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Solve:<BR>\n" );
document.write( "1.<BR>\n" );
document.write( "2x+y+2z=11,<BR>\n" );
document.write( "3x+2y+2z=8,<BR>\n" );
document.write( "X+4y+3z=0<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #537470 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=537470\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Website rules<BR>\n" );
document.write( "Read them carefully. They all apply to you.<BR>\n" );
document.write( "a) Limit 5 problems per day<BR>\n" );
document.write( "b) No similar problems<BR>\n" );
document.write( "c) Submit each problem one time separately and in only one category.<BR>\n" );
document.write( "Pay special attention to rule a), b) and c)<BR>\n" );
document.write( "We are here to tutor not to do your homework for you.\r<BR>\n" );
document.write( "\n" );
document.write( "2x+y+2z=11,<BR>\n" );
document.write( "3x+2y+2z=8,<BR>\n" );
document.write( "x+4y+3z=0\r<BR>\n" );
document.write( "\n" );
document.write( "BTW X is not the same as x.<BR>\n" );
document.write( "2,1,2,11<BR>\n" );
document.write( "3,2,2,8<BR>\n" );
document.write( "1,4,3,0\r<BR>\n" );
document.write( "\n" );
document.write( "divide row 1 by 2/1<BR>\n" );
document.write( "1,1/2,1,11/2<BR>\n" );
document.write( "3,2,2,8<BR>\n" );
document.write( "1,4,3,0\r<BR>\n" );
document.write( "\n" );
document.write( "add  down (-3/1) *row 1 to row 2<BR>\n" );
document.write( "1,1/2,1,11/2<BR>\n" );
document.write( "0,1/2,-1,-17/2<BR>\n" );
document.write( "1,4,3,0\r<BR>\n" );
document.write( "\n" );
document.write( "add  down (-1/1) *row 1 to row 3<BR>\n" );
document.write( "1,1/2,1,11/2<BR>\n" );
document.write( "0,1/2,-1,-17/2<BR>\n" );
document.write( "0,7/2,2,-11/2\r<BR>\n" );
document.write( "\n" );
document.write( "divide row 2 by 1/2<BR>\n" );
document.write( "1,1/2,1,11/2<BR>\n" );
document.write( "0,1,-2,-17<BR>\n" );
document.write( "0,7/2,2,-11/2\r<BR>\n" );
document.write( "\n" );
document.write( "add  down (-7/2) *row 2 to row 3<BR>\n" );
document.write( "1,1/2,1,11/2<BR>\n" );
document.write( "0,1,-2,-17<BR>\n" );
document.write( "0,0,9,54\r<BR>\n" );
document.write( "\n" );
document.write( "divide row 3 by 9/1<BR>\n" );
document.write( "1,1/2,1,11/2<BR>\n" );
document.write( "0,1,-2,-17<BR>\n" );
document.write( "0,0,1,6\r<BR>\n" );
document.write( "\n" );
document.write( "We now have the value for the last variable.<BR>\n" );
document.write( "We will work our way up and get the other solutions.\r<BR>\n" );
document.write( "\n" );
document.write( "add up  (2/1) *row 3 to row 2<BR>\n" );
document.write( "1,1/2,1,11/2<BR>\n" );
document.write( "0,1,0,-5<BR>\n" );
document.write( "0,0,1,6\r<BR>\n" );
document.write( "\n" );
document.write( "add up  (-1/1) *row 3 to row 1<BR>\n" );
document.write( "1,1/2,0,-1/2<BR>\n" );
document.write( "0,1,0,-5<BR>\n" );
document.write( "0,0,1,6\r<BR>\n" );
document.write( "\n" );
document.write( "add up  (-1/2) *row 2 to row 1<BR>\n" );
document.write( "1,0,0,2<BR>\n" );
document.write( "0,1,0,-5<BR>\n" );
document.write( "0,0,1,6\r<BR>\n" );
document.write( "\n" );
document.write( "final<BR>\n" );
document.write( "1,0,0,2<BR>\n" );
document.write( "0,1,0,-5<BR>\n" );
document.write( "0,0,1,6\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );