Which number line represents all of the values of X for the equation X^2 equals 64?

Match each equation with the operation you can use to solve for the variable. 1 subtract 10 2 divide by 10 3add 18 4add 10 5 subtact 18 6multiply by 5. 7multiply by 10. a 5 = 10p b p + 10 = 18 c p + 18 = 5 d 5p = 10

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Can you me find the missing length. i attached an image.