Предмет: Математика, автор: v37703667

3. Раскройте скобки и приведите подобные слагаемы a) 3b+(3а-7b)
б) -3m-(8p-3m)+4p в) 4(9x + 4) - 40 г) -7(9а-3) + 13​

Ответы

Автор ответа: jekadva
1

Ответ:

Пошаговое объяснение:

a) 3b+(3а-7b) = 3b + 3a - 7b = 3a - 4b

б) -3m-(8p-3m)+4p = -3m - 8p + 3m + 4p = -4p

в) 4(9x + 4) - 40 = 36x + 16 - 40 = 36x - 24

г) -7(9а-3) + 13​ = -63a + 21 + 13 = -63a + 34

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