She lived there 8 years
1/9 of 18 is 2.
So 4/9 of 18 = 4*2 = 8
So Sara lived in Rochester for 8 years.
Answer: 
Step-by-step explanation:

a = base
h = height

Solve the parentheses squared first.

2 and 36 can be simplied
2/2=1
36/2=18


Rounded to the nearest whole number... 
Hi, This is my answer. Check it out!!!!
I would say either a or b
Answer:
2x3=6+9=15?
Step-by-step explanation:
Im sorry if i didnt help.