Marshall is going to make an apple pie. He buys x pounds of apples and a pie crust that cost 4.50. The total cost in dollars y can be found using the equation below

7.00

Step-by-step explanation:

First, you take 2.5x + 4.5 wich gives you 7.00 or 7.

step by step solution :

step   1   :

1.1     4 = 22

(4)3 = (22)3 = 26

equation at the end of step   1   :

  ((23) • 26)2

step   2   :

equation at the end of step   2   :

  (23 • 26)2

step   3   :

final result :

  218

ya