document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=4179>Question 4179</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Need another soloution to the question previously asked\r<BR>\n" );
document.write( "\n" );
document.write( "Solve the following system of equations\r<BR>\n" );
document.write( "\n" );
document.write( "3x-2y+4z=1\r<BR>\n" );
document.write( "\n" );
document.write( "x+y+2z=3\r<BR>\n" );
document.write( "\n" );
document.write( "2x-3y+6z=6\r<BR>\n" );
document.write( "\n" );
document.write( "I previously did not understand your answer and per your advisement is seeking another solution (in other words had not idea what you were \"talking about\") :-) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #1871 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=1871\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> lol no worries...Right then, the tedious way:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "eqn2 can be re-written as x=3-y-2z. We will now sub this into eqn1 and 3, to give:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "eqn1 --> 3(3-y-2z)-2y+4z=1 --> 9-3y-6z-2y+4z=1 --> -5y-2z=-8<BR>\n" );
document.write( "eqn3 --> 2(3-y-2z)-3y+6z=6 --> 6-2y-4z-3y+6z=6 --> -5y+2z=0\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Add these 2 eqns to give: -10y=-8 --> y=0.8<BR>\n" );
document.write( "Subtract the 2 eqns to give: -4z = -8 --> z=2\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "But these into eqn2 to find x: x=3-0.8-2(2), so x=-1.8\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Is this what i gave as the answers te first time? I cannot remember!\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "jon<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );