Question

For the function f(x) = 5x - 10, please find the value of f(4).

Answer 1

The answer is:

⇨ 10

Work/explanation:

To evaluate f(x) = 5x - 10 for f(4), we need to plugin 4 for x:

f(4) = 5(4) - 10

= 20 - 10

= 10

Hence, the value of 5x - 10 when f(4) is 10.