document.write( "Question 1048568: Cathy runs at a speed of 7 miles per hour and Doug runs at a speed of 8.5 miles per hour. Write an expression that represents how much further Doug runs than Cathy if she runs x hours a week and he runs y hours a week \n" ); document.write( "
Algebra.Com's Answer #664168 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Re thank You.
\n" ); document.write( "Please Post Your other Question alone in the usual way: cannot read your typing
\n" ); document.write( "D = rt
\n" ); document.write( "8.5y - 7x
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