Question

решите уравнение.... ​

Answer 1

Ответ:

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