Answer:
B
Step-by-step explanation:
The sets have to have different x values to be a function, as we can see in B…
(8, 2) and (8, -1) have the same x values.
The slope is 5/3
(12,0)
(0,-20)
Changes in y is -20-0=-20
Changes in x is 0-12=-12
Rise(y) over run(x) = -20/-12
-5/-3
5/3
