document.write( "Question 625909: Fred has 5 hours at his disposal. How far (in miles) can he ride his bicycle, going at 10 miles per hour, and returning by the same route at 4 miles per hour? \n" ); document.write( "
Algebra.Com's Answer #393883 by richwmiller(17219)\"\" \"About 
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x+y=5;
\n" ); document.write( "10x=4y
\n" ); document.write( "5x=2y
\n" ); document.write( "2x+2y=10
\n" ); document.write( "2x+5x=10
\n" ); document.write( "7x=10
\n" ); document.write( "x=10/7
\n" ); document.write( "10/7+y=5
\n" ); document.write( "10/7+y=35/7
\n" ); document.write( "y=25/7
\n" ); document.write( "
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