Пожалуйста

Решите задачу:

$\left \{ {{8y-5\ \textless \ 6y+3} \atop {y+3\ \textless \ 4y-9}} \right. ,\\\\ \left \{ {{8y-6y\ \textless \ 3+5} \atop {y-4y\ \textless \ -9-3}} \right.,\\\\ \left \{ {{2y\ \textless \ 8\ |:2} \atop {-3y\ \textless \ -12\ |:(-3)}} \right.,\\\\ \left \{ {{y\ \textless \ 4} \atop {y\ \textgreater \ 4}} \right.\ \Longrightarrow\ y\in R,\ y\ne4.\\\\OTBET:\ y\in R,\ y\ne4.$