Question

F(x) = 14 - 0.52
f(30)

Answer 1

Steps to solve:

f(x) = 14 - 0.5x when x = 30

~Substitute

f(30) = 14 - 0.5(30)

~Simplify

f(30) = 14 - 15

~Subtract

f(30) = -1

Best of Luck!