Answer:
(x,y) = (-3,-2)
Step-by-step explanation: Please brainliest!
I am assuming you want to find the simplest form of the inequality.
1.

2.

3.

1. Start
2. Subtract 9 from each side
3. Divide both sides by 3
Look at where the peak is. So, the greatest number of hours of sunlight would be around 180.
Move all terms not containing U to the right side of the equation.
Exact Form:
U = 1/2
Decimal Form:
U = 0.5
Answer is C
I did it before