Respuesta :

a.       Let m = be the number of miles driven

Cost of NYC rentals: 525 + 0.21m

Cost of Metro Trucks: 585 + 0.13m

 

b.      525 + 0.21m = 850

0.21m = 325

M = 1,548 miles

c.       Initial cost for NYC rentals = $525

Initial cost for Metro Trucks = $585

d.      NYC rentals: 525 + 0.21 (500) = $630

Metro Trucks rentals: 585 + 0.13 (500) = $650

e.      525 + 0.21m = 585 + 0.13m

0.21m – 0.13m = 585 – 525

0.08m = 60

m = 750 miles