(3x-3)-(4x-3)>2
    8-(7x-1)>2(3x-2)
    4(2x-1)<3(3x+2)-12
    3(2x-1)-2(1+x)>12
    3(2x-1)-2(1+x)>13
    2x>30+(5x-10)
    x-3<2(x-1)
    -4*x^4+3*x^2+24>0
    2(1-2x)>4-3x
    2[4(x-1)-0.5]<2x
    5x-1/3-x>1
    x-3x+6>4
    3-3x+6>4
    8x-8-1<2x
    8(x-8)-1<2x
    2-(x+5)<-2-2x
    2x+5<4x-2
    （5+2x)/3
    2(x-1)
    2(x-1)

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