Question

F(n) = -3(n - 1); -51

Answer 1

Answer: n=18

Explanation:

f(n) = -3(n - 1); -51

-51=-3(n - 1)

-51/(-3)=-3(n - 1)/(-3)

n-1=17

n+1-1=17+1

n=17+1

n=18