Mathematics
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    x>x^2
    7>(1-2x)/3
    -3<=(1-2x)/3
    (197n+13.3n^2)*(197+20n^2)/(394+40n)+556*(2+n)-979-317n-1.2[(110n+4n^2)*(110n+2.6n^2)/(220+8n)+24*(14.5+n)+36*(11+n)+208*(7.4+n)+728*(2.7+n)>=0
    a-3(a-2)>=4
    (326n+17n^2)*(326+25n^2)/(326+51n)+837*(2+n)-356n-657-1.2[(51n+3.6n^2)*(102n+2.4n^2)/(102+7n)+10.5*(14+n)+30*(12+n)+240*(6+n)+930*(2.7+n)>=0
    2x-12≤5x+15-10
    3a-3>0
    3x-6<18
    -2x+7>2x-6
    -2x+3>1
    -22>m-1
    ((720.75+57.18(x-4.2)))(x-4.2)≥0
    3(2/5x+2)>=6-2(1-x)
    3(x-4)<7x-2
    2<2x<4 9<6x<11
    (2-x)/3+1>=x
    1/2x+3>5
    x/4-(2x-1)/12>=1/6-x/3
    (3x-7)/5<(x-2)/2

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