Ответ:
[tex]x > 1\frac{1}{4}\\\\x\in(1\frac{1}{4};+\infty)[/tex]
Пошаговое объяснение:
[tex]\frac{1-x}{2}+3 < 3x-\frac{2x+1}{4}\ \ \ |\cdot4\\\\2(1-x)+12 < 12x-(2x+1)\\\\2-2x+12 < 12x-2x-1\\\\-2x-12x+2x < -1-2-12\\\\-12x < -15\ \ \ |:(-12)\\\\x > 1\frac{1}{4}\\\\x\in(1\frac{1}{4};+\infty)[/tex]
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Answers & Comments
Ответ:
[tex]x > 1\frac{1}{4}\\\\x\in(1\frac{1}{4};+\infty)[/tex]
Пошаговое объяснение:
[tex]\frac{1-x}{2}+3 < 3x-\frac{2x+1}{4}\ \ \ |\cdot4\\\\2(1-x)+12 < 12x-(2x+1)\\\\2-2x+12 < 12x-2x-1\\\\-2x-12x+2x < -1-2-12\\\\-12x < -15\ \ \ |:(-12)\\\\x > 1\frac{1}{4}\\\\x\in(1\frac{1}{4};+\infty)[/tex]