document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=34727>Question 34727</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0131449729/algebrahomeworkh>Prealgebra & Introductory Algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Solve the system of equations by the addition method..All I have.\r<BR>\n" );
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document.write( "x-4y=-18<BR>\n" );
document.write( "-6x+4y=-36 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #20989 by </B><A HREF=/tutors/aboutme.mpl?userid=hydromojo><B>hydromojo(20)</B></A><img src=\"/images/stars/stars-06.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=hydromojo><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=20989\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Just add the 2 equations, that way you get rid of the 'y' term\r<BR>\n" );
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document.write( "you get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+-5x+=+-54+ ALIGN=MIDDLE  ALT=\"+-5x+=+-54+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "so, x = 10.8\r<BR>\n" );
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document.write( "use this value of x in either equation, say in eqn#1, so<BR>\n" );
document.write( "  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+10.8+-+4y+=+-18+ ALIGN=MIDDLE  ALT=\"+10.8+-+4y+=+-18+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "so, -4y = -28.8 and y = 7.2<BR>\n" );
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