Answer:
Step-by-step explanation:
7.7
The area of the wall is 4 * 2 = 8.
The radius of each clock is 0.3 / 2 = 0.15.
The area of all 4 circles is 4 * (πr²) = 4 * 3.14 * 0.15² = 0.3.
8 - 0.3 = 7.7
Answer: Solution in photo
Answer: 12+x=-3(4-x) = x = 12
Not sure if you want the explaintion but ill give you an answer its : x = 12
