SOLUTION: Sally can rent a Porsche from Alpha Car Rental for $29.17 per day plus 57 cents per mile. She can get the same car from Beta Car Rental for $50.23 per day plus 44 cents per mile. A

Algebra ->  Finance -> SOLUTION: Sally can rent a Porsche from Alpha Car Rental for $29.17 per day plus 57 cents per mile. She can get the same car from Beta Car Rental for $50.23 per day plus 44 cents per mile. A      Log On


   



Question 1057207: Sally can rent a Porsche from Alpha Car Rental for $29.17 per day plus 57 cents per mile. She can get the same car from Beta Car Rental for $50.23 per day plus 44 cents per mile. At what number of miles are Alpha and Beta the same price?

Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
Alpha: 29.17+0.57x
Beta: 50.23+0.44x
29.17+0.57x = 50.23+0.44x subtract 0.44 and 29.17 on both sides, then divide to isolate the x on the left and you get: 162 miles.