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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    (x-20)[400-20(x-30)]
    (10+x)(400-20x)
    (x-10)[5000+5000(13-x)]
    (3-x)(5000+5000x)
    (500-x)÷x=3.9
    x*x+10*x+19=0
    0.000018=X²/(0.1-X)
    10+(2/3)x=300*(0.9^15)
    x=450*(0.9^x)
    15x[(1.06^1.5)-1]+20×[(1.06^0.75)-1)
    -1.0718=(1/x)*ln(1-x)
    x/exp(x)=0.000000127
     0.9(101907-b)/1.09+0.13b/1.13=11221.07
    0.1047=-1/xln(1-X)-1
    0.067=-1/xln(1-x)-1
    (x+(4/x))^2-x^2=11
    (a+(4/a))^2-a^2
    x^3+17*x^2+110*x+40=0
    m^2-m-2=0
    8826.12=x/(1-8.22%)-x

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