document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=272858>Question 272858</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how do you solve<BR>\n" );
document.write( "x+y+z=-54<BR>\n" );
document.write( "x=-6y<BR>\n" );
document.write( "z=14y </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #199436 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=199436\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x+y+z=-54<BR>\n" );
document.write( "x=-6y<BR>\n" );
document.write( "z=14y<BR>\n" );
document.write( "Replace x with (-6y) & replace z with (14y) in the first equation & solve for y.<BR>\n" );
document.write( "-6y+y+14y=-54<BR>\n" );
document.write( "9y=-54<BR>\n" );
document.write( "y=-54/9<BR>\n" );
document.write( "y=-6 ans.<BR>\n" );
document.write( "x=-6*-6=36 ans.<BR>\n" );
document.write( "z=14*-6=-84 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "36-6+14*-6=-54<BR>\n" );
document.write( "36-6-84=-54<BR>\n" );
document.write( "36-90=-54<BR>\n" );
document.write( "-54=-54 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );