The first table is a function. The second table is not because the x value 3 has two y values of 3 and 5. Change one of the x values of 3 to 2 and it would be a function. (Change (3,3) to (2,3) or (3,5) to (2,5), or any number that isn't already listed as an x value)
Answer:
The answer is x=-8
Step-by-step explanation:
The fourth one. 8^ ( 3/4x)