If f(x) = x − 4, what does f(3) represent?

Question

The value of (x − 4) when x = 3
The value of x when (x − 4) = 3
The value of 3f(x) when x = 3
The value of f(x) when (x − 4) = 3

Answer 1

The value of (x-4) when x equals 3.