document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=424031>Question 424031</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Frank is two thirds as a Adam. In seven years, frank will be three fourths as old as adam.how old are they now ? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #295694 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=295694\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  Frank is two thirds as a Adam. In seven years, frank will be three fourths as old as adam.how old are they now ?<BR>\n" );
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document.write( "Equations:<BR>\n" );
document.write( "f = (2/3)a<BR>\n" );
document.write( "(f+7) = (3/4)(a+7)<BR>\n" );
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document.write( "Substitute for \"f\" and solve for \"a\":<BR>\n" );
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document.write( "((2/3)a + 7) = (3/4)a + (21/4)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "(2/3)a - (3/4)a = (21/4)-7<BR>\n" );
document.write( "(-1/12)a = -7/4<BR>\n" );
document.write( "a = 21 yrs old (Adam's age now)<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "Solve for \"f\":<BR>\n" );
document.write( "f = (2/3)a<BR>\n" );
document.write( "f = (2/3)21<BR>\n" );
document.write( "f = 14 yrs old (Frank's age now)<BR>\n" );
document.write( "===================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "====================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );