document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=700604>Question 700604</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How to solve systems by substitution<BR>\n" );
document.write( "y=x-2<BR>\n" );
document.write( "y=4x+1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #431888 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley79><B>checkley79(3341)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley79><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=431888\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y=x-2<BR>\n" );
document.write( "y=4x+1<BR>\n" );
document.write( "x-2=4x+1<BR>\n" );
document.write( "x-4x=1+2<BR>\n" );
document.write( "-3x=3<BR>\n" );
document.write( "x=3/-3<BR>\n" );
document.write( "x=-1 ans.<BR>\n" );
document.write( "y=-1-2<BR>\n" );
document.write( "y=-3 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "-3=4*-1+1<BR>\n" );
document.write( "-3=-4+1<BR>\n" );
document.write( "-3=-3 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );