What is the answer to this question |9y — z|

The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

What is the gcf of 20c^3-5c^4+30c^6