Rachael has a summer job working at a library. The graph below shows the relationship between the number of hours Rachael worked and the amount of money, in dollars, that Rachael earned
Rachael's Summer Job
Money Earned ($)
501
45
40
35
30
25
20
15
- 10
5
4
Number of Hours
Write an equation to represent the amount of money, m, in dollars, that Rachael earned by working h hours