Answer:
B, X = 2
Step-by-step explanation:
Since 55 divided by 5 parts is each x + 9, that means 5(x + 9) = 55. Distributing, we get 5x + 45 = 55, and subtracting 45 from each side gets us 5x = 10. Dividing each side by 5 gets us x = 2.
(x+9) * 5 = 55
9 * 5 = 45
55-45 = 5
x = 1
