Предмет: Математика, автор: Аноним

Помогите пожалуйста ​

Приложения:

Ответы

Автор ответа: avokado9498
1

Ответ:

Ответ: 7

Пошаговое объяснение:

(7*7-23)=26

26:2=13

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