The volume of a cube is 216 cubic centimeters. How long is each side?

Anyone know? is appreciated! will mark brainliest if correct!

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.