I hope this helps you
2y+y=9
3y=9
y=3
x=2y=2.3=6
F(x) = 2x² - x
f(3) = 2(3)² - 3
f(3) = 2(9) - 3
f(3) = 18 - 3
f(3) = 15
f(x) = 2x² - x
f(5) = 2(5)² - 5
f(5) = 2(25) - 5
f(5) = 50 - 5
f(5) = 45
The answer is C.
Answer:
8.95
Step-by-step explanation: Add the hours and divide the money by the amount of hours