Answer:
2 hours
Step-by-step explanation:
in two hours the first tak that started out with 24 gallons will decrease to 20 gallons, and the second tank that started out with 12 gallons will increase to 20 in two hours also. So in two hours the tanks will be equal
This is what I have but it doesn't match with your answers
The answer is -16.
When you subtract 10 from -6, it need to be 10 lower than the original number. 10 less that -6 is -16
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