Question

Any people good at math that mind helping me?

Answer 1

Plug the coordinate pairs into the equation. The first value is the x, and the second value is why. Solve the equation and if the answer on both sides is the same number, the coordinate pair satisfied the equation

Answer 2

5x - 2y = -9
5(-1) -2(2) = -9
-5 - 4 = -9
-9 =- 9