SOLUTION: How do I find the rate at which a barrel containing 111 gallons will empty at a constant rate of 8 gallons per minute? I am thinking to use r=8t+111 but I am not certain.

Question 682983: How do I find the rate at which a barrel containing 111 gallons will empty at a constant rate of 8 gallons per minute?
I am thinking to use r=8t+111 but I am not certain.
Answer by ReadingBoosters(3246) (Show Source): You can put this solution on YOUR website!
The barrel is emptying.

...
The y intercept 111 represents the barrel full.
The x intercept is the time when the barrel is empty, which is 13.875 minutes.
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