Melanie went to the hardware store and bought gallons of white paint and gallons of black paint. How many gallons of paint did Melanie buy altogether?

A student solved the problem this way:



Melanie bought gallons of paint.

Use a similar strategy to solve this problem.

Juan bought gallons of black paint, gallons of white paint, and a inch paint brush.

How many gallons of paint did Juan buy altogether?


A.
gallons

B.
gallons

C.
gallons

D.
gallons