Question

$\frac{x}{x - 5} - \frac{x - 5}{5 - x} = \frac{50}{ {x}^{2} - 25}$
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Answer 1

Объяснение:

$\frac{x + 10}{x + 5} = - 1 \\ x + 10 = - (x + 5) \\ x + 10 = - x - 5 \\ x + x = - 5 - 10 \\ 2x = - 15 \\ x = - \frac{15}{2}$