Question

An online book store sells e-books on their website. Each book is the same price. The cost to purchase 5 e-books is $8.00.

a. Write an equation to represent the relationship between the total cost, c, and the
number of books, b, purchased.

Answer 1

C=1.6b

Explanation:

X represents the price of each book

8=5x

Divide both side by 5

X=1.6

C=1.6b