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current location:Solving equations online > On line Solution of Monovariate Equation > The history of univariate equation calculation
    0.469=288.15/273.15*0.793309*6.9*1000*1000*(57^2)/(x^5)*((1/100/x+192.2*x*12.91*0.001*0.001/57)^0.25)
    0.469=288.15/273.15*0.793309*6.9*1000*1000*(309^2)/(x^5)*((1/100/x+192.2*x*12.91*0.001*0.001/309)^0.25)
    125%=18000÷x-2
    (x+20)*【1.68:342+(20-x):18】=(20-x)*【2.45:690+(20+x):18】
    (x+20)*【0.0035+(20-x):18】=(20-x)*【0.0049+(20+x):18】
    -4/25x^2+4/5x+2=0
    x^2-6x+7
    x²-6x+7
    x^3=11.25
    (60-x)➗(x-40)=3
    (20+x-60)=(x-40)
    x+2=3
    3%=(x-6.2)/x*100%
    5%=(x-6.2)/x*100%
    (x-6.2)/x*100%
    x^2-3x-4=0
    x=(13%+(13%*12%)+0.3%+5%)/1*100%
    x=13%+(13%*12%)+0.03%+5%
    (25X-92.12)×(1÷1.13)×25=188×(1÷1.13)
    x^2-(1-x)*(1-x)=9

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