document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1037641>Question 1037641</A>: <I><SPAN STYLE=\"word-break: break-all;\"> a's age is 4 times as b. five years ago her father was 9 times as old as she was . what are their present ages?<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 #652256 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=652256\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  a's age is 4 times as b. five years ago her father was 9 times as old as she was . what are their present ages?<BR>\n" );
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document.write( "Equations:<BR>\n" );
document.write( "a = 4b<BR>\n" );
document.write( "So, a must be the father.<BR>\n" );
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document.write( "a-5 = 9(b-5)<BR>\n" );
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document.write( "Substitute for \"a\" and solve for \"b\"::<BR>\n" );
document.write( "4b-5 = 9b - 45<BR>\n" );
document.write( "5b = 40<BR>\n" );
document.write( "b = 8 yrs<BR>\n" );
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document.write( "a = 4b = 32 yrs<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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