7s + m + t = l a = 3(s + 4)

4 = g(s – 7)

22 + 5s = g

r = q – 3s

pls asnser these thank you i will give brainliest to the first one to answer all of them. you have to make s the subject.

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