Автор - Sana0005

решите уравнение.... ​

Ответ

Автор - GAZIROfffKA

Ответ:

 frac{ {x}^{2} - 49 }{x + 7}  =  - 14 \  frac{(x - 7)(x + 7)}{x + 7}  =  - 14 \   frac{(x - 7)}{1}  =  - 14 \ x - 7 =  - 14 \ x =  - 14 + 7 \ x =  - 7

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