\[\frac{5x + 1}{x - 2} < 0\ \]
\[5x + 1 = 0\]
\[x = - \frac{1}{5} = - 0,2.\]
\[x - 2 = 0\]
\[x = 2.\]
\[Ответ:x \in ( - 0,2;2).\]