Answer:
44
Step-by-step explanation:
Function notation is f(x) and says an output value f(x) for an input value x. So when x=8, we find f(8).
We substitute x=8 which is f(8)=6(8)-4.
We simplify f(8)=48-4=44.
So f(8)=44. When x=8, f(x) is 44.
