Question

. A student bought a book for $7.50 and a pen. The total cost was $9.50. Which of the following equations can be used to find the cost of the pen?

A p = 7.5b B p = 9.5b C 9.50 +p = 7.50 D 7.50 + p = 9.50

Answer 1

The answer is D: 7.50 + p = 9.5

Explanation:

The cost of the book(7.5) plus the cost of the pen(p) equals the total cost which was 9.5