document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=958780>Question 958780</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Show how you would solve by Substitution: <BR>\n" );
document.write( "2x + y = 0 <BR>\n" );
document.write( "x – 3y = -7 \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Show how you would solve by Elimination: 3x + 4y = 1 <BR>\n" );
document.write( "5x – 3y = 21 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #586017 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=586017\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2x + y = 0 MULTIPLY BY 3 & ADD<BR>\n" );
document.write( "x – 3y = -7 <BR>\n" );
document.write( "-6X+3Y=0<BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "-5Y=-7 <BR>\n" );
document.write( "Y=-7/-5<BR>\n" );
document.write( "Y=7/5 ANS.<BR>\n" );
document.write( "2X+7/5=0<BR>\n" );
document.write( "2X=-7/5<BR>\n" );
document.write( "X=-7/5/2<BR>\n" );
document.write( "X=-7/5*1/2<BR>\n" );
document.write( "X=-7/10 ANS.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( "2(-7/10)+7/5=0<BR>\n" );
document.write( "-14/10+7/5=0<BR>\n" );
document.write( "-7/5+7/5=0<BR>\n" );
document.write( "0=0<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );