document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=233242>Question 233242</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the sum of two numbers is 129 and their difference is 61. what are the two numbers? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #172175 by </B><A HREF=/tutors/aboutme.mpl?userid=mando271><B>mando271(42)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mando271><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=172175\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x+y=129<BR>\n" );
document.write( "x-y=61\r<BR>\n" );
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document.write( "Use substitution method to solve.\r<BR>\n" );
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document.write( "I'll use x-y=61 to solve for x\r<BR>\n" );
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document.write( "x=y+61\r<BR>\n" );
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document.write( "substitute this into the 1st equation to solve for y.\r<BR>\n" );
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document.write( "y+61+y=129\r<BR>\n" );
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document.write( "2y=68\r<BR>\n" );
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document.write( "y=34\r<BR>\n" );
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document.write( "substitute this into the 1st solution..\r<BR>\n" );
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document.write( "x=34+61\r<BR>\n" );
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document.write( "x=95\r<BR>\n" );
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document.write( "so x=95 and y=34\r<BR>\n" );
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document.write( "plug both numbers into the original equations to verify </SPAN>\n" );
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