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Marina CMI [18]
3 years ago
15

10n? + 9n– n what’s the answer?

Mathematics
1 answer:
Tamiku [17]3 years ago
6 0

Answer:

18n

Step-by-step explanation:

10n+9n=19n  19n-n= 18n

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7 0
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Read 2 more answers
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LenKa [72]
We know that:

(+)+(-)=(-)

and:

(-)*(+)=(-)

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if you have solve for a then:

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5 0
3 years ago
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wel
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