Question

Помогите пж оч надо.

Answer 1

$-2,5\leq\frac{1-3x}{2} \leq 1,5\\\\-5\leq 1-3x\leq 3\\\\-6\leq -3x\leq 2\; \Big |:(-3)\\\\-\frac{2}{3}\leq x\leq 2$