Question

A truck can be rented from Company A for ​$120 a day plus ​$0.50 per mile. Company B charges ​$80 a day plus ​$0.60 per mile to rent the same truck. Find the number of miles in a day at which the rental costs for Company A and Company B are the same.

Answer 1

120+.5x=80+.6x
40+.5x=.6x
40=.1x
4=x
120+(5•40)=320
80+(6•40)=320
320 miles