document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=687858>Question 687858</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A is 20years older than b.5years ago,a was 3 times as old as b.find 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 #425375 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=425375\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A is 20 years older than b. 5years ago,a was 3 times as old as b. <BR>\n" );
document.write( "find their present ages.<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "Equations:<BR>\n" );
document.write( "a = b + 20<BR>\n" );
document.write( "a-5 = 3(b-5)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Substitute for \"a\" and solve for \"b\":<BR>\n" );
document.write( "b+20-5 = 3(b-5)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "b+15 = 3b-15<BR>\n" );
document.write( "2b = 30<BR>\n" );
document.write( "b = 15 yrs (B's age now)<BR>\n" );
document.write( "--------<BR>\n" );
document.write( "Solve for \"a\" using a = b + 20<BR>\n" );
document.write( "a = 15+20<BR>\n" );
document.write( "a = 35 yrs (A's age now)<BR>\n" );
document.write( "==================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "==================== </SPAN>\n" );
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