document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=144726>Question 144726</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0131490788/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> 2x-5y+z=5<BR>\n" );
document.write( "3x+3y-z=17<BR>\n" );
document.write( "4x-3y+2z=17 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #106282 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=106282\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2x-5y+z=5     eqn 1<BR>\n" );
document.write( "3x+3y-z=17    eqn 2<BR>\n" );
document.write( "4x-3y+2z=17   eqn 3<BR>\n" );
document.write( "Add eqns 1 and 2<BR>\n" );
document.write( "2x-5y+z=5     eqn 1<BR>\n" );
document.write( "3x+3y-z=17    eqn 2<BR>\n" );
document.write( "5x-2y = 22    eqn 4<BR>\n" );
document.write( "Multiply eqn 1  by 2, then add to eqn 3. This will eliminate z<BR>\n" );
document.write( "4x-10y+2z = 10<BR>\n" );
document.write( "4x- 3y+2z = 17<BR>\n" );
document.write( "Subtract<BR>\n" );
document.write( "-7y = -7<BR>\n" );
document.write( "y = 1<BR>\n" );
document.write( "Sub into eqn 4<BR>\n" );
document.write( "5x - 2 = 22<BR>\n" );
document.write( "5x - 24<BR>\n" );
document.write( "x = 24/5<BR>\n" );
document.write( "Sub x an y into eqn 1, 2 or 3<BR>\n" );
document.write( "2*24/5 -5*1 +z = 5<BR>\n" );
document.write( "48/5 - 5 + z = 5<BR>\n" );
document.write( "z = 2/5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );