Question

Помогите 2 вариант 8 задание (решите систему неравенств)

Answer 1

$1)\left \{ {{5x+8>0} \atop {-3x+15>0}} \right.\\\\\left \{ {{5x>-8} \atop {-3x>-15}} \right.\\\\\left \{ {{x>-1,6} \atop {x<5}} \right. \\\\Otvet:\boxed{x\in(-1,6;5)}$

$2)\left \{ {{5x+19>5} \atop {4+3x\leq25 }} \right.\\\\\left \{ {{5x>5-19} \atop {3x\leq25-4}} \right. \\\\\left \{ {{5x>-14} \atop {3x\leq21 }} \right. \\\\\left \{ {{x>-2,8} \atop {x\leq7 }} \right.\\\\Otvet:\boxed{x\in(-2,8;7]}$