Ahmad is planning a trip to Hawaii. It will cost him $400 to fly there and $40 per night to stay in a motel. He wants to spend no more than $720 on airfare and lodging. How many nights can Ahmad stay in Hawaii?

Ahmad is planning a trip to Hawaii It will cost him 400 to fly there and 40 per night to stay in a motel He wants to spend no more than 720 on airfare and lodgi class=