Ajazz band sells 31 large boxes of fruit and 74 small box s of fruit for a fundraiser use distributive property to write and simplify an expression

A jazz band sells 31 large boxes of fruit and 74 small boxes of fruit for a fundraiser.

a. Write and simplify an equation using distributive property to find the profit.

b. A large box of fruit costs $9 and a small box of fruit costs $4. What is the Jazz's band profit?

Profit = Price - Cost
Large Fruit Box:
Price $20
Cost $x
Small Fruit Box
Price $10
Cost $y