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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    x(25-2x)=50
    (40+m-30)(600-10m)=10000
    150(x+1)^2=216
    3x+2=5x-3
    17.81=(1-x^10)/(1-x)
    0.01x=9
    x/(x+100)
    x^2 log(x)
    4x^2-2x-1=0
    x²+2x-146=0
    0=0.35Q-(120+0.2Q)-231.75-(0.35Q*0.13-(5+0.015Q)-140)
    0=0.35Q-(120+0.2Q)-231.75
    0=0.35Q-(120+0.2Q)
    0=0.35Q-(120+0.2Q)-(0.35Q*0.13-(5+0.015Q)-140)
    x^3-140*x^2+600*x+192000
    x^3-140*x^2+600*x+19200=0
    (1+r)2=1.75
    x²-26=16x
    x²+26=16x
    (4-x)(200+50x)+[-2×(200-50x)]=450

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