document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=229220>Question 229220</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve linear system<BR>\n" );
document.write( "3x-y=-2<BR>\n" );
document.write( "5x+2y=15 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #170020 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=170020\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3x-y=-2 multiply by 2 & add.\r<BR>\n" );
document.write( "\n" );
document.write( "5x+2y=15<BR>\n" );
document.write( "6x-2y=-4<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "11x=11<BR>\n" );
document.write( "x=11/11<BR>\n" );
document.write( "x=1 ans.<BR>\n" );
document.write( "3*1-y=-2<BR>\n" );
document.write( "3-y=-2<BR>\n" );
document.write( "-y=-2-3<BR>\n" );
document.write( "-y=-5<BR>\n" );
document.write( "y=5 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "5*1+2*5=15<BR>\n" );
document.write( "5+10=15<BR>\n" );
document.write( "15=15 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );