giải bất pttttttttttttttttttttttt

$\dfrac{3x-1}{2}$ $\le$ $\dfrac{2x+2}{4}$ $\\$ $\Leftrightarrow$ $\dfrac{(3x-1) .2}{4}$ $\le$ $\dfrac{2x+2}{4}$ $\\$ $\Leftrightarrow$ $\text{6x - 2 $\le$ 2x + 2}$ $\\$ $\Leftrightarrow$ $\text{ 6x - 2x $\le$ 2 + 2 }$ $\\$ $\Leftrightarrow$ $\text{4x $\le$ 4 }$ $\\$ $\Leftrightarrow$ $\text{x $\le$ 1}$ $\\$ $\text{Vậy bất phương trình có 1 nghiệm x $\le$ 1}$

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