Question

Question #d5d1f

Answer 1

Each book cost `$18`

Explanation:

Let the price of each book he bought be `x`

Together, the cost of the `7` books and his change makes `$140`

`7x +14 = 140`

`7x = 140-14`

`7x = 126" "larr` this is the total price of `7` books

`x= $18`