What are equivalent equations?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap