SOLUTION: A truck can be rented from Company A for $110 a day plus $0.80 per mile. Company B charges $80 a day plus $0.90 per mile to rent the same truck. How many miles must be driven in a

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Question 904057: A truck can be rented from Company A for $110 a day plus $0.80 per mile. Company B charges $80 a day plus $0.90 per mile to rent the same truck. How many miles must be driven in a day to make the rental cost for Company A less than the rental cost of Company B?

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
0.8x+110=0.9x+80
30=0.1x
30/0.1=x
x=300.0
y=0.8*300.0+110
y=0.9*300.0+80
y=350.0
They are equal when there are 300.0 miles x=300.0
They are equal when total cost y=$350.0