document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=66560>Question 66560</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve simultaneously for a and b<BR>\n" );
document.write( "a+2b=5<BR>\n" );
document.write( "a-b=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #47232 by </B><A HREF=/tutors/aboutme.mpl?userid=rcmcc><B>rcmcc(152)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rcmcc><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=rcmcc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=47232\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Use a system of equations to solve<BR>\n" );
document.write( "a+2b=5<BR>\n" );
document.write( "a-b=0\r<BR>\n" );
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document.write( "isolate a from the first equation\r<BR>\n" );
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document.write( "a=5-2b<BR>\n" );
document.write( "substitute into the second formula<BR>\n" );
document.write( "5-2b-b=0<BR>\n" );
document.write( "5-3b=0<BR>\n" );
document.write( "3b=5<BR>\n" );
document.write( "b=5/3<BR>\n" );
document.write( "now add this to your first equation<BR>\n" );
document.write( "a+(2(5/3))=5<BR>\n" );
document.write( "a+10/3=5<BR>\n" );
document.write( "a=5/3\r<BR>\n" );
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document.write( "both a and b are 5/3 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );