document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=106977>Question 106977</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0131340239/algebrahomeworkh>texas algebra II </A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> solve each system by elimination. check your answers.\r<BR>\n" );
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document.write( "-x-y-2z=4<BR>\n" );
document.write( "-x+2y+z=1<BR>\n" );
document.write( "-x+y-3z=11 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #77848 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=77848\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> adding first with third gives -2x-5z=15\r<BR>\n" );
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document.write( "adding 2 times first with second gives -3x-3z=9 ... -2x-2z=6\r<BR>\n" );
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document.write( "(-2x-5z=15)-(-2x-2z=6)=(-3z=9)<BR>\n" );
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