Explanation: The square root of 384 is divided into the square root of 64 and the root of 6. If we take the square root of 64, it is 8. So the answer is C.
If you put 0 in the place of x or y, which every one you choose, it will cancel it or and you can just divide the number next to it by the answer (-20, 20). Take it one step at a time, don't try to do both at the same time.
