What’s the answer to the equation -2w - 10 (3w -2) - 60

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

Acarton of juice contains 64 ounces miss wilson bought six cartons of juice how many ounces of juice did she buy