Given equation is 
Now it says to find f(2)
that simply means plug x=2 because we see that 2 is written in place of x in f(x) and f(2)



Hence final answer is 
Answer:
I think the answer is A
sorry if i'm wrong
Step-by-step explanation:
The first two are already in slope intercept form. The third is y=2/5x-2. The fourth is y=4x+8.