The cost of a car rental is thirty dollars a day plus fifteen cents a mile. if the total cost to rent the car was one hundred and eighty dollars, how many miles was the car driven if it was rented for four days?

Step-by-step explanation:

Alright, lets get started.

Suppose car was driven x miles in its 4 days trip.

Cost of a car rental is thirty dollar per day.

So, for 4 days, the car rental will be = $

For 1 mile, it adds fifteen cents,

So, for x miles, the cost will be = $

As per question, total rent is 180 $

Total rent will be =

Subtracting 120 in both sides

It means car was driven 400 miles.   :   Answer

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