Math
posted by Derek .
A swimming pool is filled with water at a constant rate of 9 gallons every 10 minutes. After 30 minutes, the pool is filled with 55 gallons of water. Which equation represents this relationship ?
F. y= 9x + 55
G. y= 10x + 28
H. y= 9/10x + 28
J. y= 9/10x + 55

Math 
Steve
well, 27+28 = 55
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