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Marin111
@Marin111
December 2021
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упростите выражение а)5а+7n-2a-8n
Б)20n-(n-3)+(3n-10)
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25hjoerf10
а) 5а + 7n - 2a - 8n = 3a - n
б) 20n - (n - 3) + (3n - 10) = 20n - n + 3 + 3n - 10 = 22n - 7
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Answers & Comments
б) 20n - (n - 3) + (3n - 10) = 20n - n + 3 + 3n - 10 = 22n - 7