Answer:
0
Step-by-step explanation:
There are ten balls numbered 1 through 10.
Five of those balls are not even numbers (odd numbers): 1, 3, 5, 7, 9
Of those five, none are divisible by 2.
Therefore, the probability is 0/10 = 0.
11
6x+7=8x-15
7=2x+15
22=2x
11=x