document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=131203>Question 131203</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can you pls solve for a and b. I've tried and got a= -3, and b= 10, but the answer is a=10, b=3. I do not understand how they arrived at that answer.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "The equations are: a - b = 7, and a - 4b = -7. Please solve for a and b and explain how you arrived at the answer. Thanks.\r<BR>\n" );
document.write( "\n" );
document.write( "The Problem was taken from The Princeton Review, Math Smart.<BR>\n" );
document.write( "ISBN 0-375-76216-7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #95793 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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=95793\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> SORRY BUT A=10 & B=3 ARE NOT A SOLUTION.<BR>\n" );
document.write( "a-b=7 or a=7+b<BR>\n" );
document.write( "now replace a with (7+b) & solve for b.<BR>\n" );
document.write( "7+b-4b=-7<BR>\n" );
document.write( "-3b=-14<BR>\n" );
document.write( "b=-14/-3 <BR>\n" );
document.write( "b=14/3 answer.<BR>\n" );
document.write( "a-14/3=7<BR>\n" );
document.write( "a=7+14/3<BR>\n" );
document.write( "a=(21+14)/3<BR>\n" );
document.write( "a=35/3 answer.<BR>\n" );
document.write( "proof:<BR>\n" );
document.write( "35/3-4(14/3)=-7<BR>\n" );
document.write( "35/3-56/3=-7<BR>\n" );
document.write( "-21/3=-7<BR>\n" );
document.write( "-7=-7 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );