document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=178165>Question 178165</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A movie star, unwilling to give his age, posed the following riddle to a gossip columnist. \"9 years ago, I was 15 times as old as my daughter. Now I am 6 times as old as she is.\" How old is the star? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #133123 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=133123\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+1\">\r<BR>\n" );
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document.write( "Let the movie star's current age be <i><b>x</b></i> then the movie star's age nine years ago would be <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large x - 9\">\r<BR>\n" );
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document.write( "Let the daughter's current age be <i><b>y</b></i> then the daughter's age nine years ago would be <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large y - 9\">\r<BR>\n" );
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document.write( "\"9 years ago, I was 15 times as old as my daughter.\"  So:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large x - 9 = 15(y -9)\">\r<BR>\n" );
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document.write( "\"Now I am 6 times as old as she is.\" So:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large x = 6y\">\r<BR>\n" );
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document.write( "Substituting:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large 6y - 9 = 15(y -9)\">\r<BR>\n" );
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document.write( "Distribute and collect:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large -15y = -135 + 9 = -126\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large y = 14\">\r<BR>\n" );
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document.write( "So the daughter is 14 now, hence the movie star is <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\Large x = 6(14) = 84\">\r<BR>\n" );
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document.write( "Check:  Nine years ago he was 84 - 9 = 75.  Nine years ago the daughter was 14 - 9 = 5.  5 X 15 = 75.  Answer checks.\r<BR>\n" );
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document.write( "Hmmm...not Tony Randall, not Jack Nicolsen, though they were both close.\r<BR>\n" );
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document.write( "</font> </SPAN>\n" );
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