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Brandon has a 55-gallon fish tank. He estimates he can drain the tank at an average rate of 11 gallons per minute. In a linear model of this situation, x represents the number of minutes the tank has been draining. Relative to this situation, what does the y-intercept represent?

A: The y-intercept represents the number of minutes it takes to drain the tank.

B: The y-intercept represents the rate at which the tank can be drained.

C: The y-intercept represents the amount of water in the tank after it has been drained.

D: The y-intercept represents the amount of water in the tank before it has been drained

  • math -

    the answer would be D.

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