Need help in math please help

Answer:
the answer is A
Step-by-step explanation:
what u gon do is u finna plug those numbers in for x. every answer you get is a function
so when u put 0 in the equation, you get -4 cuz 3(0) is 0 then subtracting 4 would be -4. Do that for the rest of the numbers and u straight
kisses