document.write( "Question 905887: Jim drove the 120 miles to Grandmother's house in 3 hours. He increased his speed by 10 miles per hour on the way home. How long did it take him to drive home? \n" ); document.write( "
Algebra.Com's Answer #549518 by Alan3354(69443)\"\" \"About 
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Find the speed he drove on the way there.
\n" ); document.write( "d = r*t
\n" ); document.write( "r = d/t
\n" ); document.write( "------
\n" ); document.write( "Add 10 to it.
\n" ); document.write( "d = r*t
\n" ); document.write( "t = d/r
\n" ); document.write( "
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