document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=356888>Question 356888</A>: <I><SPAN STYLE=\"word-break: break-all;\"> X + 2Y + Z = 22\r<BR>\n" );
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document.write( "X + Y = 15\r<BR>\n" );
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document.write( "3X + Y + Z = -37 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #254838 by </B><A HREF=/tutors/aboutme.mpl?userid=user_dude2008><B>user_dude2008(1862)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=user_dude2008><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=254838\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> X + 2Y + Z = 22\r<BR>\n" );
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document.write( "X + Y = 15 --------> Y=15-X\r<BR>\n" );
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document.write( "3X + Y + Z = -37\r<BR>\n" );
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document.write( "X + 2Y + Z = 22<BR>\n" );
document.write( "X + 2(15-X) + Z = 22<BR>\n" );
document.write( "X+30-2X+Z=22<BR>\n" );
document.write( "-X+Z=-8<BR>\n" );
document.write( "Z=X-8\r<BR>\n" );
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document.write( "3X + Y + Z = -37<BR>\n" );
document.write( "3X + 15-X + X-8 = -37<BR>\n" );
document.write( "3X+7=-37<BR>\n" );
document.write( "3X=-44<BR>\n" );
document.write( "X=-44/3\r<BR>\n" );
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document.write( "Y=15-X=15-(-44/3)=89/3<BR>\n" );
document.write( "Y=89/3\r<BR>\n" );
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document.write( "Z=X-8=-44/3-8=-68/3<BR>\n" );
document.write( "Z=-68/3 </SPAN>\n" );
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