Answer:
-18
Step-by-step explanation:
-27+9=-18
Answer: B
1. You multiply 4 to both sides, which makes it 1:3.2
2. Multiply 10 to both sides, which makes it 10:32
3. Divide by 2, and the answer is 5:16, which is B.
i will answer you other if u rate me brainliest
B. B is 0.535; It is a decay factor.
I calculated it logically
