Answer:

Explanation:
We are given that:
Mr. Valenzuela new bottle of shampoo contains 60 ounces of shampoo.
He uses 1/4 ounce of shampoo each time he washes his hair.
Let x be the number of washes after which 24 ounces will remain in the bottle.
Then,

Hence, the equation that can be used to find x,number of washes after which 24 ounces will remain is:
