document.write( "Question 910745: Landon can climb a certain hill at a rate that is 3.5 mph slower than his rate coming down the hill. If it take him 4 hours to climb the hill and 135 minutes to come down the hill. What is his rate coming down?
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Algebra.Com's Answer #552791 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
x*136/60=d,
\n" ); document.write( "(x-3.5)*3=d
\n" ); document.write( "x*136/60=(x-3.5)*3
\n" ); document.write( "x*136/60=3x-10.5
\n" ); document.write( "x*136/6=30x-105
\n" ); document.write( "x*136=180x-630
\n" ); document.write( "630=44x
\n" ); document.write( "315=22x
\n" ); document.write( "315/22=x
\n" ); document.write( "x=14.32 mph downhill
\n" ); document.write( "x-3.5=10.82 mph uphill\r
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