SOLUTION: a car wash offers yearly membership for the price of $18. Each membership entitles the customer to a discount of 25% off the regular price of each service. If a customer spends a t

Question 1095037: a car wash offers yearly membership for the price of $18. Each membership entitles the customer to a discount of 25% off the regular price of each service. If a customer spends a total of $261 in a year at the car wash, including the cost of a membership, how much would that customer have paid for the same services without the membership?
Answer by ikleyn(52931) (Show Source): You can put this solution on YOUR website!
.

Let x = the regular price for one service.


Then the number of services = N = .


The cost for the same number of services without the membership discount is 


Cost = x*N =  =  = 324 dollars.


Answer. 324 dollars (against 261 dollars).

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