document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=349108>Question 349108</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 2x-3y+4z=1<BR>\n" );
document.write( "x+3y-2z=4<BR>\n" );
document.write( "3x-y+z=2 <BR>\n" );
document.write( "So far i have tried this..\r<BR>\n" );
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document.write( "2x-3y+4z=-1<BR>\n" );
document.write( "x+3y-2x=4   = 3x+0+2z=3<BR>\n" );
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document.write( "and then i tried another problem to solve that one..\r<BR>\n" );
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document.write( "x+3y-2z=4         x+3y-2z=4<BR>\n" );
document.write( "3(3x-y+z=2)    =  9x-3y+3z=6\r<BR>\n" );
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document.write( "and my answer to tis solution was.. 10x-0+z=10\r<BR>\n" );
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document.write( "in my opinion it isn't right. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #249565 by </B><A HREF=/tutors/aboutme.mpl?userid=earmstrong620><B>earmstrong620(4)</B></A><img src=\"/images/stars/iconNewId_16x16.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=earmstrong620><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=earmstrong620><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=249565\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Ok This is a simple problem as i have figured out over the last two minutes.\r<BR>\n" );
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document.write( "the problem is : 2x-3y+4z=-1<BR>\n" );
document.write( "                 x+3y-2z=4<BR>\n" );
document.write( "                 3x-y+z=2\r<BR>\n" );
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document.write( "now the solutions for solving this problem..\r<BR>\n" );
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document.write( "2x-3y+4z=-1<BR>\n" );
document.write( "x+3y-2z=4<BR>\n" );
document.write( "____________\r<BR>\n" );
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document.write( "3x+2z=3\r<BR>\n" );
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document.write( "and so you reduce another problem to get x and z alone like in the other problem..\r<BR>\n" );
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document.write( "x+3y-2z=4<BR>\n" );
document.write( "3x-y+z=2  but you want to multiply the second equation by 3\r<BR>\n" );
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document.write( "x+3y-2z=4<BR>\n" );
document.write( "3(3x-y+z=2)\r<BR>\n" );
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document.write( "and that gets you...\r<BR>\n" );
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document.write( "x+3y-2z=4<BR>\n" );
document.write( "9x-3y+3z=6<BR>\n" );
document.write( "___________ <BR>\n" );
document.write( "10x+z=10\r<BR>\n" );
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document.write( "ok so now you want to reduce from the first problem that we solved..\r<BR>\n" );
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document.write( "3x+2z=3<BR>\n" );
document.write( "10x+z=10   but now you want to multiply z by -2 <BR>\n" );
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document.write( "3x+2z=3           3x+2z=3 <BR>\n" );
document.write( "-2(10x+z=10)   = -20x-2z=-20<BR>\n" );
document.write( "_____________     ____________\r<BR>\n" );
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document.write( "now your answer to get x is..\r<BR>\n" );
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document.write( "-17x=-17<BR>\n" );
document.write( "now divide by -17 and your answer to x is..\r<BR>\n" );
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document.write( "                         x=1\r<BR>\n" );
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document.write( "Now to solve z..\r<BR>\n" );
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document.write( "2(1)-3y+4z (we are now subbing out x)<BR>\n" );
document.write( "1+3y-2z=4<BR>\n" );
document.write( "___________<BR>\n" );
document.write( "3+0+2z=3<BR>\n" );
document.write( "_________ now subtract 3 from both side and you get 0..\r<BR>\n" );
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document.write( "2z=0\r<BR>\n" );
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document.write( "and so ..                        z=0\r<BR>\n" );
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document.write( "Now to solve for y..(now we are subbing x and z)\r<BR>\n" );
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document.write( " 1+3y-0=4<BR>\n" );
document.write( "-1     -1<BR>\n" );
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document.write( "0       3   and now  3y= 3\r<BR>\n" );
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document.write( "and now divide by 3 and your answer is y=1\r<BR>\n" );
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document.write( "  So your solution is..  S= (1,1,0)<BR>\n" );
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