Решите систему неравенств: x-7lt;2 и -3xlt;9

 x-7<2             x<9  -3x<9             x>-3     (при делении на  (-3)<0 знак неравенства поменяли)        ---------------(-3)\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\        \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\(9)----------------------    Ответ:   х Є (-3,9) .