document.write( "Question 26966: I need help with the following problem please.
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document.write( "A car is taking a trip driving to James Town that is 80 miles away. On the return trip the car is driving 10 miles/hour slower on the way back. It took 20 minutes longer to get back . How fast was the car traveling on the trip to James Town and how fast was it traveling on the return trip.\r
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Algebra.Com's Answer #14678 by Paul(988) ![]() You can put this solution on YOUR website! On going he ws travelling at x mph \n" ); document.write( "On way back he was travelling at x-10mph. \n" ); document.write( "Total distance = 80 \n" ); document.write( "20 minutes = 1/3h\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Use quadratic formula and solve you get \n" ); document.write( " \n" ); document.write( "x=54.2 (rounded)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "54.2-10=44.2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, he speed going was 54.2mph and his speed returning was 44.2mph. \n" ); document.write( "Paul. \n" ); document.write( " |