document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=744629>Question 744629</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Us the method of substitution by solving:<BR>\n" );
document.write( "x-y=13<BR>\n" );
document.write( "5x-5y=15\r<BR>\n" );
document.write( "\n" );
document.write( "Can you show me the work so maybe I can get it?<BR>\n" );
document.write( "thank you, thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #453458 by </B><A HREF=/tutors/aboutme.mpl?userid=sachi><B>sachi(548)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sachi><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=sachi><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=453458\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x-y=13.........1<BR>\n" );
document.write( "5x-5y=15.......2<BR>\n" );
document.write( "from 1<BR>\n" );
document.write( "x=y+13<BR>\n" );
document.write( "substituting this in eqn 2<BR>\n" );
document.write( "5(y+13)-5y=15<BR>\n" );
document.write( "or 5y+65-5y=15<BR>\n" );
document.write( "or 65=15<BR>\n" );
document.write( "so the question is wrong<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );