document.write( "Question 86448: How would I set this problem up as an equation to solve? \r
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document.write( "On Wednesday, John drove to school in 45 minutes. On Thursday, he had a test at school so he averaged 12 miles per hour more, and it took him 9 minutes less to get to school. How far does he travel to school? \n" );
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Algebra.Com's Answer #62533 by scianci(186)![]() ![]() ![]() You can put this solution on YOUR website! (rate)(time) = (rate)(time) \n" ); document.write( "time Wed. = 3/4 hr. \n" ); document.write( "time Thur. = 36 min. = 3/5 hr. \n" ); document.write( "rate Thur. = 12 + rate Wed. \n" ); document.write( "use a variable for rate Wed. \n" ); document.write( "plug the resulting expressions into the above algorithm for the rates \n" ); document.write( "plug 3/4 and 3/5 in for the times \n" ); document.write( "solve the resulting equation for the variable \n" ); document.write( " |