document.write( "Question 457247: if a man travels at 3 mph from point A to point B and then travels back from point B to point A at 5 mph, and the whole round trip takes him 1 hour what is the distance in miles of the whole round trip.\r
\n" ); document.write( "\n" ); document.write( "please explain to me how to solve this.
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Algebra.Com's Answer #313752 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
r*t=d
\n" ); document.write( "3a=d
\n" ); document.write( "5b=d
\n" ); document.write( "a+b=1
\n" ); document.write( "a=5/8 b=3/8 d=15/8 miles
\n" ); document.write( "2d=30/8=15/4=3 3/4 miles total\r
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