Question

Given f(x) = 3(6 -x), what is the value of f(-8)

Answer 1

F(-8) = 3(6-(-8))
F(-8) = 3(6+8)
F(-8) = 3(14)
F(-8) = 42

Answer 2

The answer would be f(-8)= 30
You substitute -8 in for x