document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=235540>Question 235540</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I have no idea how to do this.  Could someone work this out for me.\r<BR>\n" );
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document.write( "2x-3y+4z=10<BR>\n" );
document.write( "   5y-2z=-16<BR>\n" );
document.write( "      3z=9 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #173464 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=173464\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2x-3y+4z=10<BR>\n" );
document.write( "5y-2z=-16<BR>\n" );
document.write( "3z=9<BR>\n" );
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document.write( "Since the last eqn makes it easy, use substition<BR>\n" );
document.write( "2z = 9<BR>\n" );
document.write( "z = 3<BR>\n" );
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document.write( "2x -5y-2z = -16<BR>\n" );
document.write( "5y-6 = -16<BR>\n" );
document.write( "5y = -10<BR>\n" );
document.write( "y = -2<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "2x-3y+4z = 10<BR>\n" );
document.write( "2x + 6 + 12 = 10<BR>\n" );
document.write( "2x = -8<BR>\n" );
document.write( "x = -4<BR>\n" );
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document.write( "Most systems of 3 are more tedious.<BR>\n" );
document.write( " </SPAN>\n" );
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