Question

СРОЧНО ДАЮ 100б

5 задание СРОЧНО 5 задание на фото

Answer 1

$\displaystyle\bf\\\frac{x}{8} -\frac{1}{4} \leq x\\\\\\\frac{x}{8} \cdot 8-\frac{1}{4} \cdot 8\leq x\cdot 8\\\\\\x-2\geq 8x\\\\\\x-8x\geq 2\\\\\\-7x\geq 2\\\\\\x\leq -\frac{2}{7} \\\\\\Otvet \ : \ x\in\Big(-\infty \ ; \ -\frac{2}{7} \Big]$