x-1/2x+3<0
    x^2-2x<0
    ((2x-1)/3)-((5x+1)/2)<1
    10X-（1.22+8.95/X）X≥78840
    (2-x)/2>0.5x-1
    (y+1)/3+1/6 <= (y-1)/6+y/2
    (2x+1)/3>x-1 (y+1)/3+1/6<=(y-1)/y+y/2
    0.7(x+9)-6.5(2x-1)<=0
    0.7(x+9)-11.5(2x-1)<=0
    13x >= 10
    3x > 9
    （-2x-2）÷x≥0
    5(x-2)+9<6(x-1)+7
    3x-1>26
    1+2m<=2
    (x-2)/3<0
    2(2-x)+1>=3
    1-m/2>0
    (5x+3)/(5x-2)<=0
    (5x+3)(5x-2)<=0

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