Решите 2 и 3 пожалуйста

2) $\left \{ {{4x\ \textgreater \ x+6 / -x} \atop {x\ \textgreater \ 3x-10/-3x}} \right. \\ \left \{ {{3x\ \textgreater \ 6/:3} \atop {-2x\ \textgreater \ -10/:(-2)}} \right. \\ \left \{ {{x\ \textgreater \ 2} \atop {x\ \textless \ 5}} \right.$
Ответ: x∈(2;5).

3) $\left \{ {{5x\ \textless \ x+4/-x} \atop {x\ \textgreater \ 4x-9/-4x}} \right. \\ \left \{ {{4x\ \textless \ 4/:4} \atop {-3x\ \textgreater \ -9/:(-3)}} \right. \\ \left \{ {{x\ \textless \ 1} \atop {x\ \textless \ 3}} \right.$
Ответ: x∈(-∞;1).