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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.

Verified Answer :

texaschic101

f(x) = 5.25x + 60

after 4 hrs..
f(4) = 5.25(4) + 60
f(4) = 21 + 60
f(4) = 81.......Rae would make $81 after 4 hrs

JeanaShupp

Answer:  The function of Rae's earnings : \(f(x)=60+5.25x\)

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 :_

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Now, for x = 4 hours , we get

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Hence, she would make $81 after 4 hours.

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