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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    X-X*0.2-198.4-8.1=6522.96
    X-X*0.2-9.4=5873.1
    X-X*0.2-7.7=6866.84
    X-X*0.2-8.2=10384.62
    X/420/182.67=0.9
    0.9*(x-10) /0.9x=70%
    15=6.5+x+6.5%x
    15+x+15%x=6.5
    15%+x%+15%×x%=6.5%
    2x=2
    (7-x+3)^2=16+x^2
    x^2+2*x-35=0
    x^2+4*x+4=1
    x^2-13*x+40=0
    2*(x-3)=3*x*(x-3)
    (2-5*x)+(5*x-2)^2=0
    (x+2)^2+4*x=0
    x^2+8x+7=0
    x^2+x-4=0
    x^2+x-2=0

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