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On line Solution of Monovariate Equation:
    Input any unary equation directly, and then click the "Next" button to obtain the solution of the equation.
    It supports equations that contain mathematical functions.
    Current location:Equations > Monovariate Equation > The history of univariate equation calculation > Answer
    Overview: 1 questions will be solved this time.Among them
           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation (x/850)*(x/21+90) = 640.17 .
    Question type: Equation
    Solution:Original question:
     ( x ÷ 850)( x ÷ 21 + 90) =
64017
100
    Remove the bracket on the left of the equation:
     Left side of the equation = x ÷ 850 × ( x ÷ 21 + 90)
                                             = x ×
1
850
x ÷ 21 + x ×
1
850
× 90
                                             = x ×
1
17850
x + x ×
9
85
    The equation is transformed into :
      x ×
1
17850
x +
9
85
x =
64017
100

    the solutions is:
        x≈2564.994231 , keep 6 decimal places
    
    There are 1 solution(s).


解方程的详细方法请参阅:《方程的解法》



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