1044=59270000*ln(x*0.758593441)/x
    8.442+52.03x=93.62+1157x*(1-0.55/0.95*x)+0.484x+0.034x*x
    1.705882353=29.75X^2+0.7858X-0.0022
    1044=59270000*ln(x*0.64229157)/x
    x/2+4小于等于1 x-8>2(x+2)
    1044=59270000*ln(x*0.698697642)/x
    0.170588235=29.75X^2+0.7858X-0.0022
    1044=59270000*ln(x*0.613404168)/x
    2×【(30-2x)+(20-2x)】x=200
    1044=59270000*ln(x*0.591228658)/x
    1044=59270000*ln(x*0.623257288)/x
    0.017058824=29.75x^2+0.7858x-0.0022
    7x^(2)－128x＋472＝0
    1044=59270000*ln(x*0.9)/x
    1044=59270000*ln(x)/x
    1044=59270000*ln(x*0.529637527)/x
    2(x-3)-3(x-2)>6
    x/2-x/3>-1
    1044=59270000*ln(x*0.491203043)/x
    1044=59270000*ln(x*0.465382613)/x

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