(2y-5)/2022 - 3 = (2y-5)*2022 + (2022*2022 - 4)
    0.8×X=7000+X
    2022*2022 + x = 4
    2304m^4-1792m^2+279=0
    24x+2x^2=108.5
    300*x=280+（159+1）x
    ln(3x)＝x
    1.131x^3-13.635x^2+30.594x-(29.267+155.156/223.2113558)*e^x=0
    3∧x-sinX
    1.38lnx =- 1.9386
    t^3-t^2+2t-1=0
    (54-2x)/1.285+40＝50+x
    (54-x)/1.285+40＝50+x
    48580=-8.314*298*(lnx-ln100)
    48580=-8.314*298*lnx
    48580=-8.314*398*lnx
    48.58=-8.314*398*lnx
    x^2+x+1=0
    x^2+x+1
    X/1.8+X/3.3+X/3.7+X/3.45+X/3.05+X/1.96 +X/2.05 +X/3.1+X/3.15 =1

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