Question

ПОМОГИТЕ ПЖЖ ЭТО ОСТАТКИ МОИХ БАЛОВ (МАТЕМ)​

Answer 1

$\left \{ {{14-4x>3(2-x)} \atop {3.5 + 0.25(x+1)<2x}} \right.\\\left \{ {{14-4x>6-3x} \atop {3.5 + 0.25x+0.25<2x}} \right.\\\left \{ {{14-6>-3x+4x} \atop {3.5 +0.25<2x-0.25x}} \right.\\\left \{ {{8>x} \atop {3.75<1.75x}} \right.\\\left \{ {{x<8} \atop {x>2\frac{1}{7} }} \right.$

Ответ: x ∈ ($2\frac{1}{7} ; 8$)