The price of a book is $19.75. If a customer has a coupon that allows her to save $4.50 on the price of the book, how much will
1 answer:
For this case we have that the original price of the book is given by:
$ 19.75
The customer has a coupon to save part of the price of the book.
Therefore, the customer will pay
Where,
x: value of the customer coupon.
We know that the customer has a coupon that has a value of $ 4.50.
Substituting values we have:
Answer:
she will pay for the book 15.25 $
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