document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=886138>Question 886138</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help solving each system. Thank you.\r<BR>\n" );
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document.write( "x-2y-z=3<BR>\n" );
document.write( "2x+y-2z=1<BR>\n" );
document.write( "2x+3y=3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #535727 by </B><A HREF=/tutors/aboutme.mpl?userid=lwsshak3><B>lwsshak3(11628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=lwsshak3><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=535727\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x-2y-z=3<BR>\n" );
document.write( "2x+y-2z=1<BR>\n" );
document.write( "2x+3y=3<BR>\n" );
document.write( "..<BR>\n" );
document.write( "2x-4y-2z=6 (mult 1st eq by 2)<BR>\n" );
document.write( "2x+y-2z=1<BR>\n" );
document.write( "subtract<BR>\n" );
document.write( "-5y=5<BR>\n" );
document.write( "y=-1<BR>\n" );
document.write( "..<BR>\n" );
document.write( "2x+3y=3<BR>\n" );
document.write( "2x-3=3(sub (-1) for y)<BR>\n" );
document.write( "2x=6<BR>\n" );
document.write( "x=3<BR>\n" );
document.write( "..<BR>\n" );
document.write( "x-2y-z=3<BR>\n" );
document.write( "3+2-z=3 (sub (-1) for y and (3) for x)<BR>\n" );
document.write( "z=2<BR>\n" );
document.write( "Check:<BR>\n" );
document.write( "x-2y-z=3+2-2=3<BR>\n" );
document.write( "2x+y-2z=4-1-2=1<BR>\n" );
document.write( "2x+3y=3=6-3=3<BR>\n" );
document.write( "check ok\r<BR>\n" );
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document.write( " </SPAN>\n" );
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