The rate would be
22000 gallons per 16 hours or
rate = 22000/16 = 1375 gallons/hr
I have no idea what you're talking about. Can you explain in detail plz?
It is answer choice A because you have to take the the GCF of each number which is 2x. Then if you were to divide the numbers by 2x you would put those numbers in the brackets.

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