document.write( "Question 1070756: Landon can climb a hill at a rate that is 2.5 mph slower than his rate coming down the hill. If it takes him 6 hours to climb the hill and 135 minutes to come down the hill what is his rate coming down?\r
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document.write( "Thank you for the help! \n" );
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Algebra.Com's Answer #685759 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! Convert 135 min to hrs: \n" ); document.write( " \n" ); document.write( "Let \n" ); document.write( "Let \n" ); document.write( " \n" ); document.write( "-------------------------------------------- \n" ); document.write( "Going up the hill: \n" ); document.write( "(1) \n" ); document.write( "Going down the hill: \n" ); document.write( "(2) \n" ); document.write( "------------------------ \n" ); document.write( "Substitute (2) into (1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "------------------------ \n" ); document.write( "His rate coming down the hill is 4 mi/hr \n" ); document.write( "--------------------------------------- \n" ); document.write( "check: \n" ); document.write( "(2) \n" ); document.write( "(2) \n" ); document.write( "(2) \n" ); document.write( "and \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "(1) \n" ); document.write( "OK \n" ); document.write( " \n" ); document.write( " |