Предмет: Математика, автор: maner13

|6x+9|+2x при x=-7.
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Ответы

Автор ответа: zhankalybaktybaev16
2

Решение:

При х=-7

|6х+9|+2х=|-42+9|-14=|-33|-14=33-14=19

Ответ: 19

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