Skylar has pool toys shaped like a sphere with a radius of 2 inches. The toys fill with water , and she has 12 toys total. How many cubic inches of water would it take to fill all 12 toys with water?

easy math just plug in a and b

step-by-step explanation:

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square