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Svetlanka [38]
3 years ago
10

If n represents a number, which of the following expressions represents the sum of one more than twice the number and three less

than 5 times the number? *
Mathematics
1 answer:
SVETLANKA909090 [29]3 years ago
7 0

Answer:

the anwer is option 1

Step-by-step explanation:     7n+2

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Answer:

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A tank can be filled by one pump in 50 minutes and by another in 60 minutes. A third pump can drain the tank in 75 minutes. If a
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let's label each pump A, B, and C, just for convenience. A fills the tank by 1/50 every minute, B fills the tank by 1/60 every minute, and C drains it by 1/75 every minute. Now we can put them all into one function: t(1/50 + 1/60 - 1/75) = 1, where t = our time in minutes and 1 = the tank being full.

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A Number sentence that shows two expressions with the same value is a?
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