Question

Is (-4, 2) a solution of 4x + 5y < -7?

Answer 1

(-4,2) is not a solution

Explanation:

4x + 5y < -7

Substitute the point into the inequality and see if it is true

4(-4) +5(2) <-7

-16 +10< -7

-6 <-7

This is not true so the point is not a solution