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. (1 point)

y = 5.25x + 60; $65.25

y = 60x + 5.25; $85.75

y = 5.25x + 60; $81.00

y = 60x + 5.25; $185.25
7.
(01.02)
Given that f(x) = 5x − 10 and g(x) = x + 3, solve for f(g(x)) when x = −1. (1 point)

−30

0

10

12
8.
(01.02)
Given that f(x) = x2 − 4x − 3 and g(x) = the quantity of x plus three, over four , solve for f(g(x)) when x = 9. (1 point)

−6

3

6

9