document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=142457>Question 142457</A>: <I><SPAN STYLE=\"word-break: break-all;\"> .5x + 2y = 9<BR>\n" );
document.write( "4x - 15y = 2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #103743 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=103743\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .5x+2y=9 multiply this equation by -8 & add.<BR>\n" );
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document.write( "4x-15y=2<BR>\n" );
document.write( "-4x-16y=-72<BR>\n" );
document.write( "----------------------<BR>\n" );
document.write( "-31y=-70<BR>\n" );
document.write( "y=-70/-31<BR>\n" );
document.write( "y=70/31 answer.<BR>\n" );
document.write( "4x-15*70/31=2<BR>\n" );
document.write( "4x-1050/31=2<BR>\n" );
document.write( "4x=2+1050/31<BR>\n" );
document.write( "4x=(2*31+1050)/31<BR>\n" );
document.write( "4x=(62+1050)/31<BR>\n" );
document.write( "4x=1112/31<BR>\n" );
document.write( "x=(1112/31)/4<BR>\n" );
document.write( "x=1112/31*1/4<BR>\n" );
document.write( "x=1112/124<BR>\n" );
document.write( "x=278/31 answer.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "4*278/31-15*70/31=2<BR>\n" );
document.write( "1112/31-1050/31=2<BR>\n" );
document.write( "62/31=2<BR>\n" );
document.write( "2=2 </SPAN>\n" );
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