document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=657297>Question 657297</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two boys who live 14 miles apart start at noon to walk toward each other at rates of 3 mph and 4 mph respectively. In how many hours will they meet?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #409803 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=409803\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Two boys who live 14 miles apart start at noon to walk toward each other at rates of 3 mph and 4 mph respectively. In how many hours will they meet? <BR>\n" );
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document.write( "slower boy DATA:<BR>\n" );
document.write( "rate = 3 mph ; distance = x miles ; time = d/r = x/3 hrs<BR>\n" );
document.write( "---<BR>\n" );
document.write( "faster boy DATA:<BR>\n" );
document.write( "rate = 4 mph ; distance = 14-x miles ; time = d/r = (14-x)/4 hrs<BR>\n" );
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document.write( "Equation:<BR>\n" );
document.write( "time = time<BR>\n" );
document.write( "x/3 = (14-x)/4<BR>\n" );
document.write( "4x = 3(14-x)<BR>\n" );
document.write( "4x = 42 - 3x<BR>\n" );
document.write( "7x = 42<BR>\n" );
document.write( "x = 6 miles (slower boy distance)<BR>\n" );
document.write( "x/3 = 6/3 = 2 hrs (time till the boys meet)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );