document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=628965>Question 628965</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How can i solve this problem  in<BR>\n" );
document.write( "solving system in equations using  subistituion <BR>\n" );
document.write( " can you show me how to start and finished i simpliy dont understand it\r<BR>\n" );
document.write( "\n" );
document.write( "x+y=6<BR>\n" );
document.write( "-x+y=4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #395952 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=395952\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x+y=6<BR>\n" );
document.write( "-x+y=4<BR>\n" );
document.write( "---------<BR>\n" );
document.write( "Elimination is best for this system.<BR>\n" );
document.write( "======<BR>\n" );
document.write( "x+y=6<BR>\n" );
document.write( "-x+y=4<BR>\n" );
document.write( "-------- Add<BR>\n" );
document.write( "2y = 10<BR>\n" );
document.write( "y = 5<BR>\n" );
document.write( "---<BR>\n" );
document.write( "x = 1<BR>\n" );
document.write( "===========<BR>\n" );
document.write( "Using substitution:<BR>\n" );
document.write( "----<BR>\n" );
document.write( "x+y=6<BR>\n" );
document.write( "-x+y=4 --> y = x+4<BR>\n" );
document.write( "Sub for y in the 1st eqn<BR>\n" );
document.write( "x + (x+4) = 6<BR>\n" );
document.write( "2x + 4 = 6<BR>\n" );
document.write( "2x = 2<BR>\n" );
document.write( "x = 1<BR>\n" );
document.write( "----<BR>\n" );
document.write( "etc<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );