\[\frac{4x + 10}{x(x - 7)} \leq 0\]
\[\frac{4(x + 2,5)}{x(x - 7)} \leq 0\]
\[x \leq - 2,5;\ \ 0 < x < 7.\]
\[Ответ:x \leq - 2,5;0 < x < 7.\]