Помогите пожалуйста зарание спасибо

$\left \{ {{ \frac{0,2x-1}{7} - \frac{0,3x}{2} \leq 0.1} \atop { \frac{x+1}{3}-1 \leq \frac{x}{4} }} \right. \left \{ {{ \frac{0.4x-2-2.1x}{14} \leq 0.1 } \atop { \frac{4x+4-3x}{12} \leq 1 }} \right. \left \{ {{-1.7x-2 \leq 1.4} \atop {x+4 \leq 12}} \right. \left \{ {{x \geq -2} \atop {x \leq 8}} \right. \\ OTBET:[-2;8]$
$\left \{ {{ \frac{1.4-x}{5}- \frac{0.6x}{3}\ \textless \ 2.28 } \atop { \frac{2x-1}{7}-1\ \textgreater \ \frac{x}{3}}} \right. \left \{ {{ \frac{4.2-3x-3x}{15}\ \textless \ 2.28 } \atop { \frac{6x-3-7x}{21} \ \textgreater \ 1}} \right. \left \{ {{4.2-6x\ \textless \ 34.2} \atop {-x-3\ \textgreater \ 21}} \right. \left \{ {{x\ \textgreater \ 5} \atop {x\ \textless \ -24}} \right.$
ОТВЕТ: (-∞; -24) ∪ (5; +∞)