document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=170936>Question 170936</A>: <I><SPAN STYLE=\"word-break: break-all;\"> simultaneous equations\r<BR>\n" );
document.write( "\n" );
document.write( "x-y=4<BR>\n" );
document.write( "2x+y=5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #126186 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=126186\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x-y=4<BR>\n" );
document.write( "2x+y=5 add<BR>\n" );
document.write( "-------------<BR>\n" );
document.write( "3x=9<BR>\n" );
document.write( "x=9/3<BR>\n" );
document.write( "x=3 ans.<BR>\n" );
document.write( "3-y=4<BR>\n" );
document.write( "-y=4-3<BR>\n" );
document.write( "-y=1<BR>\n" );
document.write( "y=-1 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "2*3-1=5<BR>\n" );
document.write( "6-1=5<BR>\n" );
document.write( "5=5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );