Algebra-1

Let's observe the change in y as x increases by 3 each step:

From x=−4 to x=−1, y decreases by 12(from 84 to 72).

From x=−1 to x=2, y decreases by 12 (from 72 to 60).

From x=2 to x=5, y decreases by 12 (from 60 to 48).

The pattern suggest...