Jackie is selling smoothies at a school fair. She starts the day with $15 in her cash box to provide change to her customers. If each smoothie costs $3.75, which graph represents the balance of the cash box, y, after Jackie sells x smoothies?

Jackie is selling smoothies at a school fair She starts the day with 15 in her cash box to provide change to her customers If each smoothie costs 375 which grap class=