document.write( "Question 1083825: Twice last month, Julie rented a car at Rent-it car rental in CA and traveled around the southwest on business. Rent-it rents this car for a daily fee plus an additional charge per mile driven. Julie recalls that her first trip lasted 4 days, she drove 450 miles, and the rental costed her $240.50. On her second trip, she drove the same car a distance of 200 miles in 3 days and paid $146.00 for the rental. Find the daily fee and mileage charge. \n" ); document.write( "
Algebra.Com's Answer #697880 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! 4x+450y=240.50; x= days, y= miles driven \n" ); document.write( "3x+200y=146.00 \n" ); document.write( "============== \n" ); document.write( "12x+1350y=721.50 \n" ); document.write( "-12x-800y=584 \n" ); document.write( "-550y=-137.50 \n" ); document.write( "y=$0.25 per mile \n" ); document.write( "substitute into first \n" ); document.write( "4x+112.5=240.50 \n" ); document.write( "4x=128 \n" ); document.write( "x=$32 per day \n" ); document.write( "----------------- \n" ); document.write( "Check in second \n" ); document.write( "96+50=146 \n" ); document.write( " \n" ); document.write( " |