Mr. Valenzuela new bottle of shampoo contains 60 ounces of shampoo. He uses 1/4 ounce of shampoo each time he washes his hair. Which equation can be used to find x the number of washes after which 24

Mr. Valenzuela new bottle of shampoo contains 60 ounces of shampoo. He uses 1/4 ounce of shampoo each time he washes his hair. Which equation can be used to find x the number of washes after which 24 ounces will remain in the bottle