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White raven [17]
3 years ago
14

Marco is draining his two aquariums. The tanks are the same size. One tank has 7 in. of water in it, and it is being drained at

a rate of 1 in./min. The other tank has 5 in. of water in it. It is being drained at a rate of 0.5 in./min. After how many minutes will the tanks contain the same amount of water?
Mathematics
1 answer:
drek231 [11]3 years ago
5 0
In 4 minutes the first tank would have 3 in of water and the other would also have 3 in

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Bezzdna [24]

Answer:

4 blue dogs

Step-by-step explanation:

Since there are 6 black dogs and 5 white dogs, there is 11 black and white dogs. There is 15 dogs in total, so you subtract 11 from 15, and that is 4. So, 4 dogs are blue.

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3 (4x - 2) - 30 = -6 (6 - 2x) - 20
irga5000 [103]

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B.

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Answer:

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Step-by-step explanation:

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yanalaym [24]
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Step-by-step explanation:

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