Question

Drew's grandmother is 72 years old. Drew's mother is y years younger than Drew's grandmother, and she is 45 years old. Write an equation using subtraction that represents this situation.​

Answer 1

72-45=y

explanation: If drews mother is 45 and his grandmother is 72 and you want to know how many years apart they are you would subtract 45 from 72. Y represents the amount of years apart they are aka your answer. if you write out the whole equation its y= 72-45 or 72-45=y