Question

If f(x) = -3x + 4, what is the value of f(-5)?

-5=-3x4

A) -4
C) 19
B) 15
D) 3

Answer 1

15

Explanation:

If f(x) = -3x + 4, then plugging in -5 for x gives f(-5) = -3(-5) + 4 = 15. Therefore, the correct answer is 15.