Answer:
{(-2, 8), (1,5), (4,2), (7, -1)} represents a linear function.
Step-by-step explanation:
In order to get from an x-value of -2 to 1 you add 3.
In order to get from a y-value of 8 to 5 you subtract 3.
This pattern is consistent with each coordinate in the ordered pair.
