Answer:
Step-by-step explanation:
The circle is divided into 5 sections. The probability that the needle lands on a particular color is equally likely.
So,

Probability of not blue = 1 - Probability of blue

Answer:
A: 19
Step-by-step explanation:
x-8+5y
12-8+(5x3)
12-8+15
4+15
19
I hope this helps
Answer: -7=0 --> Impossible
Step-by-step explanation:
2x-7+x-11= 3x-11
2x+x-7-11=3x-11
3x-18=3x-11
3x-18+11=3x
3x-7-3x=0
-7=0
Impossible