document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=278544>Question 278544</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Mary is 24 years older than her son John. The sum of their ages is 40. How old is John?<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 #202711 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=202711\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Mary is 24 years older than her son John. The sum of their ages is 40. How old is John?<BR>\n" );
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document.write( "M = J + 24<BR>\n" );
document.write( "M + J = 40<BR>\n" );
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document.write( "Sub for M in 2nd equ<BR>\n" );
document.write( "(J+24) + J = 40<BR>\n" );
document.write( "2J + 24 = 40<BR>\n" );
document.write( "2J = 16<BR>\n" );
document.write( "J = 8<BR>\n" );
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