Rae earns $60 for playing music on saturday nights at the local coffee house. she makes an average of $5.25 in tips per hour. write the function of rae's earnings, and solve for how much she would make after 4 hours.

 The function of Rae's earnings :

She would make $81 after 4 hours.

Step-by-step explanation:

Let x be the number of hours Rae works.

Given : Rae earns $60 for playing music on Saturday nights at the local coffee house. She makes an average of $5.25 in tips per hour.

Then , the function of Rae's earnings will be :_

Now, for x = 4 hours , we get

Hence, she would make $81 after 4 hours.

1. 3. can also be expressed as (22/7)

2. -4.5

3. 3.6

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