решите систему неравенств:
[tex] \left \{ {{ \frac{x}{5}- \frac{2}{3}\ \textless \ \frac{2}{5}- \frac{x}{3} } \atop { \frac{2}{7} }+ \frac{x}{3}\ \textgreater \ \frac{x}{7}- \frac{2}{3} } ight. [/tex]