document.write( "Question 977295: Maria normally spends half an hour driving to work. When her average speed is ten miles per hour slower than usual, the trip takes ten minutes longer. How many miles does she drive to work? \n" ); document.write( "
Algebra.Com's Answer #598834 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
r, normal speed\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "__________________speed___________time___________distance
\n" ); document.write( "Normal_____________r_______________\"1%2F2\"___________d
\n" ); document.write( "Slower____________r-10____________\"1%2F2%2B1%2F6\"_________d\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Revise the data\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "__________________speed___________time___________distance
\n" ); document.write( "Normal_____________r_______________\"1%2F2\"___________d
\n" ); document.write( "Slower____________r-10____________\"2%2F3\"_____________d\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"system%28r%2A%281%2F2%29=d%2C%28r-10%29%282%2F3%29=d%29\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"r=2d\"
\n" ); document.write( "-
\n" ); document.write( "\"%282d-10%29%282%2F3%29=d\"
\n" ); document.write( "\"2%282d-10%29=3d\"
\n" ); document.write( "\"4d-20=3d\"
\n" ); document.write( "\"highlight%28d=20%29\"
\n" ); document.write( "
\n" );