# Example 2

- Author:
- Walch Education

- Topic:
- Equations, Linear Functions

The amount of money Garrett will raise for charity by participating in a walkathon can be modeled by the linear function , for which is the number of miles he walks and is the number of dollars he raises. The value represents how much of his own money Garrett donated before the walkathon started. Find the domain and the range of this function.