If Henry were to add 8 gallons of water to a tank that is already 3/4 full of water, the tank would be 7/8 full. How many gallons of water would the tank hold if it were full? Pick:
A) 25
B) 40
C) 64
D) 80
E) 96
7/8x-3/4x=8galls   1/8*x=8gallons   x=64 gallons   Answer 64
<result>C</result>
If Henry were to add 8 gallons of water to a tank that is already 3/4 full of water, the tank would be 7/8 full. How many gallons of water would the tank hold if it were full?