Помогите! Я 2 часа голову ломаю! Вы можете мне помочь?! 55

1) [latex] \left \{ {{3(x-1)\ \textless \ x-3} \atop {5(x+3)\ \textgreater \ 2x+3}} \right. [/latex]    [latex] \left \{ {{3x-3\ \textless \ x-3} \atop {5x+15\ \textgreater \ 2x+3}} \right. [/latex]    [latex] \left \{ {{3x\ \textless \ x} \atop {5x-2x\ \textgreater \ 3-15}} \right. [/latex]    [latex] \left \{ {{3x-x\ \textless \ 0} \atop {3x\ \textgreater \ -12}} \right.[/latex]    [latex] \left \{ {{2x\ \textless \ 0} \atop {x\ \textgreater \ -4}} \right.[/latex]    [latex] \left \{ {{x\ \textless \ 0} \atop {x\ \textgreater \ -4}} \right.[/latex]    [latex]x[/latex]∈[latex](-4, 0)[/latex] 2) [latex]\left \{ {{2(y-2)\ \textless \ 3y+1} \atop {5(y+1)\ \textgreater \ 4y+3}} \right.[/latex]     [latex] \left \{ {{2y-4\ \textless \ 3y+1} \atop {5y+5\ \textgreater \ 4y+3}} \right.[/latex]     [latex] \left \{ {{2y-3y\ \textless \ 1+4} \atop {5y-4y\ \textgreater \ 3-5}} \right. [/latex]     [latex] \left \{ {{-y\ \textless \ 5} \atop {y\ \textgreater \ -2}} \right. [/latex]     [latex] \left \{ {{y\ \textgreater \ -5} \atop {y\ \textgreater \ -2}} \right. [/latex]     [latex]y[/latex]∈[latex](-2, +[/latex]∞[latex])[/latex] 3) [latex]\left \{ {{3(2y-3) \leq y+1} \atop {4(3y+1) \leq 5y-10}} \right.[/latex]     [latex] \left \{ {{6y-9 \leq y+6} \atop {12y+4 \geq 5y-10}} \right. [/latex]     [latex] \left \{ {{5y-y \leq 6+9} \atop {12y-5y \geq -10-4}} \right. [/latex]     [latex] \left \{ {{5y \leq 15} \atop {7y \geq -14}} \right. [/latex]     [latex] \left \{ {{y \leq 3} \atop {y \geq -2}} \right. [/latex]     [latex]y[/latex]∈[latex][-2, 3][/latex] 4) [latex]\left \{ {{2(3x+2)\ \textgreater \ 5(x-1)} \atop {7(x+2)\ \textless \ 3(2x+3)}} \right.[/latex]     [latex] \left \{ {{6x+4\ \textgreater \ 5x-5} \atop {7x+14\ \textless \ 6x+9}} \right. [/latex]     [latex] \left \{ {{6x-5x\ \textgreater \ -5-4} \atop {7x-6x\ \textless \ 9-14}} \right. [/latex]     [latex] \left \{ {{x\ \textgreater \ -9} \atop {x\ \textless \ -5}} \right. [/latex]     [latex]x[/latex]∈[latex](-9, -5)[/latex]