Предмет: Алгебра, автор: bassbrata

Розкрити дужки і спростити: 11+(7а – 11)

варіанти відповідей

7а - 22


-7а


22 + 7а


7а
дам 50 балов срочна

Ответы

Автор ответа: Аноним
3

Ответ:

7a

Объяснение:

11 + (7a - 11) = 11 + 7a - 11 = 7a

Автор ответа: Пеппер
1

Ответ:

7а

Объяснение:

11+(7а – 11)=11+7а-11=7а

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