Question

F(x) = 3x + k

f(4) = 10
easy equation but I just need a confirmation that the answer is actually -2 lol

Answer 1

-2

Explanation:

f(x) = 3x + k

f(4) = 10

f(4) = 3×4+k

10 = 12 + k

10-12 = k

k = -2