document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=143383>Question 143383</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0395352495/algebrahomeworkh>algebra: structure and method: book1</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Carla can ride her bike 2 mph faster than Karen. It takes Carla 48 minutes less to travel 50 miles than it does Karen. What is Carla's rate (mph)? HELP MUCH APPRECIATED!!!! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #104477 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=104477\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let x=Carla, so x-2=Karen\r<BR>\n" );
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document.write( "d=rt __ t=d/r\r<BR>\n" );
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document.write( "48 min is 48/60 or 4/5 hr\r<BR>\n" );
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document.write( "\"It takes Carla 48 minutes less to travel 50 miles than it does Karen\"<BR>\n" );
document.write( "__ (50/x)+(4/5)=50/(x-2)\r<BR>\n" );
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document.write( "multiplying by 5x(x-2) __ 250x-500+4x^2-8x=250x __ subtracting 250x __ 4x^2-8x-500=0\r<BR>\n" );
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document.write( "dividing by 4 __ x^2-2x-125=0\r<BR>\n" );
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document.write( "use quadratic formula to find x </SPAN>\n" );
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