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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    2x^4-4x^3-7x^2+9=0
    x/(x+27) = 0.38
    2.7 = 10^(11.76-2x)+10^(2.76-x)+10^(-5.14)+10^(x-16.64)+10^(2x-29.44)+2*10^(14.52-3x)
    xy/(x+y)=a/2 a=0.868 x=92.3
    2.7 = 10^(11.76-2x)+10^(2.76-x)+10^(-5.14)+10^(x-16.64)+10^(2x-37.44)+2*10^(14.52-3x)
    2.7 = 10^(11.76-2x)+10^(2.76-x)+10^(-5.14-x)+10^(x-16.64)+10^(2x-37.44)+2*10^(14.52-3x)
    (x-60):(x+60)=2:3
    3*x^4-2*3.336*x^2-1=0
    35/85=21/x
    (100-x)×0.84=(60-x)÷0.61
    222
    (10/13-x/500)*(10/13-x/500)=x/500
    (10/13-x)*(10/13-x)=x
    k-(5/13-k)*(5/13-k)=0
    500*x-(5/13-x*500)*(5/13-x*500)=0
    500*x-(5/13-x*500)*(5/13-x*500)
    500*x-(5/13-x*500)*2
    0.8t^2+5t-4=0
    500*x-(5/13-x/2)*2
    (13-3x)÷2-(5x-4)÷3=-3

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