Answer:
I remember taking this it should be A
Step-by-step explanation:
Answer:
12 cans
Step-by-step explanation:
The area of the outside of the tank:
radio = half diameter = 4.5 ft.
base: 
Top: = base 
cylinder: 
Total area to paint: 
Number of cans of paint:

Hope this helps
4n-3=4n-2 subtract 4n from both sides
-3=-2
Since -3!=-2, there is no solution.
So your answer is a.