Bessy has 9 times as much money as bob, but when each earns $4, bessy will have 5 times as much money as bob. how much does each have before and after earning the $4?

What expression is equivalent to 42x-56y

Which graph represents the parent function of y=(x+2)(x-2)

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank