Предмет: Математика, автор: Fatimaty

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5а+3(2а-7)

Ответы

Автор ответа: foxylisaa06

1

Пошаговое объяснение:

5а +3(2а-7)= 5а+ 6а- 21= 11 а - 21

Автор ответа: nonna86

0

5а+6а-21=11а-21
.............................

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