For groups of 5 or more people, a tour guide charges $9 for the first…

Question

Prompt

For groups of 5 or more people, a tour guide charges

9 f or t h e f i r s tp er so nin t h e g r o u p an d

6 for each additional person. Which function

g

gives the total charge, in dollars, for a tour with a group of

n

people, where

n \geq 5

g (n) = 15 n

g (n) = 15 n - 9

g (n) = 6 n + 3

g (n) = 6 n + 9