document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=242899>Question 242899</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Sally is 4 years older than Tim.  Together, the sum of their ages is 20.  How old is each?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #177880 by </B><A HREF=/tutors/aboutme.mpl?userid=JimboP1977><B>JimboP1977(311)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=JimboP1977><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=JimboP1977><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=177880\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let S = Sally's age, T = Tim's age\r<BR>\n" );
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document.write( "S = T+4<BR>\n" );
document.write( "S+T = 20\r<BR>\n" );
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document.write( "Subsitute T+4 into the second equation:\r<BR>\n" );
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document.write( "T+4+T = 20<BR>\n" );
document.write( "2T+4 = 20<BR>\n" );
document.write( "2T = 16<BR>\n" );
document.write( "T = 8\r<BR>\n" );
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document.write( "So Tim is 8 and Sally is 12.<BR>\n" );
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