The function f(x) = 2x + 5 represents the amount of water in a bucket after x minutes. which best interprets this function? the bucket starts with 5 gallons of water and is being filled at 2 gallons per minute. the bucket starts with 2 gallons of water and is being filled at 5 gallons per minute. the bucket starts with 5 gallons of water and is being drained at a rate of 2 gallons per minute. the bucket starts with 2 gallons of water and is being drained at a rate of 5