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prisoha [69]
2 years ago
10

Water is added or drained from a tank each day. The first day, 9/10 of a gallon is added to the empty tank. The second day, 7/10

of a gallon is drained from the tank. The third day, 8/10 of a gallon is added to the tank. The fourth day, 610 of a gallon is drained from the tank. The amount of water in the tank after 15 days is given by
9/10+(−7/10)+8/10+(−6/10)+⋯+3/10+(−1/10)+2/10.

How much water is in the tank after 15 days? Write your answer as a decimal.
Mathematics
2 answers:
lorasvet [3.4K]2 years ago
4 0

Answer:

.8

Step-by-step explanation:

9/10+(−7/10)+8/10+(−6/10)+3/10+(−1/10)+2/10.

Luden [163]2 years ago
3 0

Answer:

0.8

Step-by-step explanation:

9/10 + (−7/10) + 8/10 + (−6/10) + 3/10 + (−1/10) + 2/10= 0.8

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Step-by-step explanation:

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