document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=672375>Question 672375</A>: <I><SPAN STYLE=\"word-break: break-all;\"> linear equation by substitution method<BR>\n" );
document.write( " a-b=4<BR>\n" );
document.write( "b=2-5a<BR>\n" );
document.write( "I need the steps to understand  not just the answer thanks  for your help  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #417945 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=417945\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a-b=4<BR>\n" );
document.write( "b=2-5a\r<BR>\n" );
document.write( "\n" );
document.write( "A-B=4<BR>\n" );
document.write( "5A+B=2 ADD<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "6A=6<BR>\n" );
document.write( "A=6/6<BR>\n" );
document.write( "A=1 ANS.\r<BR>\n" );
document.write( "\n" );
document.write( "1-B=4<BR>\n" );
document.write( "-B=4-1<BR>\n" );
document.write( "-B=3<BR>\n" );
document.write( "B=-3 ANS.<BR>\n" );
document.write( "PROOF:<BR>\n" );
document.write( "-3=2-5*1<BR>\n" );
document.write( "-3=2-5<BR>\n" );
document.write( "-3=-3 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );