250+（X30%+30）=X
    250+（X25%+20）=X
    11.53T=135600+7.77T-334.2T-7.77T㏑T
    sin(x+π)
    0.4x²+5x-3660=0
    X=78650-(480+17.8%)
    X=78650-(450+17.8%)
    X=67472-(450+17.8%)
    （X-121.023）*10-0.6-0.6=2
    X=89828-(600+17.8%)
    X=77135-(600+17.8%)
    （X-121.500）*10-0.6-0.6=2
    （x-5.856）*200-0.1=2
    （x-120.804）*10-0.6-0.6=2
    （x-106.632）*20-0.6=2
    （x-1.728）*200-0.1=2
    37200/x+930=252.63
    40/x+x=0.2716
    X=51749-(600+17.8%)
    X=51749-(180+17.8%)

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