At an amusement park, a person spends $30 on admission and food, and then goes on r number of rides that cost $2 each

Question

Write and equation in both standards and function notation forms to represent the total amount spent at the amusement park if a person goes anywhere from 0 to 5 rides

Answer 1

 

Let x = number of rides

 

Function notation:

f(x) = 2x + 30   where 0 ≤ x ≤ 5

 

Standard notation:

y = 2x + 30      where 0 ≤ x ≤ 5