Find the missing values: f(5) f(9)

Answer:
F(5)= 22
F(9)= 34
Step-by-step explanation:
F(x)=3x+7
F(5)= 3(5)+7
F(5)= 15+7
F(5)= 22
F(9)= 3(9)+7
F(9)= 27+7
F(9)= 34