Evaluate the function for x=2: f(x)=7x-5
a. 9
b. 19
c. -9
d. -19
To evaluate the function for x=2, substitute x=2 into the function.
f(x) = 7x - 5
f(2) = 7(2) - 5
f(2) = 14 - 5
f(2) = 9
Therefore, the value of f(x) when x=2 is 9.
The correct answer is: a. 9