GCSE Maths Practice: functions

Question 7 of 10

This question practices evaluating linear functions f(x) = 2x + 3 at x = 0.

\( \text{For the function } f(x) = 2x + 3, \text{ find the value of } f(0). \)

Choose one option:

Check addition carefully.

Substitute x = 0 and compute f(0).