document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=169487>Question 169487</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Zelma is 18 years older then her son\r<BR>\n" );
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document.write( "one year ago zelma was 3 times as old as her son\r<BR>\n" );
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document.write( "What are their ages ? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #124939 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=124939\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> z=s+18<BR>\n" );
document.write( "z-1=3s-1<BR>\n" );
document.write( "s+18-1=3s-1<BR>\n" );
document.write( "s-3s=-18<BR>\n" );
document.write( "-2s=-18<BR>\n" );
document.write( "s=-18/-2<BR>\n" );
document.write( "s=9 years old for the son.<BR>\n" );
document.write( "z=18+9=27 years old for Zelma.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "27-1=3*9-1<BR>\n" );
document.write( "26=27-1<BR>\n" );
document.write( "26=26<BR>\n" );
document.write( " </SPAN>\n" );
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