\[y = \frac{- 2x - 1}{x + 2};\ \ y = - 5\]
\[\frac{- 2x - 1}{x + 2} = - 5^{\backslash x + 2}\]
\[\frac{- 2x - 1 + 5x + 10}{x + 2} = 0\]
\[\frac{3x + 9}{x + 2} = 0;\ \ \ x \neq - 2\]
\[3x + 9 = 0\]
\[3x = - 9\]
\[x = - 3\]
\[Ответ:при\ x = - 3.\]