Answer:
The second choices is the answer
{(-6,6), (8, 2), (8, -1), (3,3)} as you can see there's a repeating value of x or the Domain which is the 8.
Okay, all we need to do is divide 8 from both sides:
-104/8=-13
So x=-13
:D
The x=y
Is this the the test of the question?