The cost for parking at a parking garage is 2.25 plus an additional 1.50 for each hour. What is the

The cost for parking at a parking garage is 2.25 plus an additional 1.50 for each hour. What is the total cost to park for 5 hours?

Set up our equation where C is cost and h is the number of hours used to park
C = 1.5h + 2.25

With h = 5, we have:
C = 1.5(5) + 2.25
C = 7.5 + 2.25
C = 9.75