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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 65×7.81+12.15x = （65+x）×7.98 .
    Question type: Equation
    Solution:Original question:
     65 ×
781
100
 +
243
20
 x = (65 + x ) ×
399
50
     Left side of the equation =
10153
20
 +
243
20
 x
    The equation is transformed into :
     
10153
20
 +
243
20
 x = (65 + x ) ×
399
50
    Remove the bracket on the right of the equation:
     Right side of the equation = 65 ×
399
50
 + x ×
399
50
                                               =
5187
10
 + x ×
399
50
    The equation is transformed into :
     
10153
20
 +
243
20
 x =
5187
10
 +
399
50
 x

    Transposition :
     
243
20
 x −
399
50
 x =
5187
10
 −
10153
20

    Combine the items on the left of the equation:
     
417
100
 x =
5187
10
 −
10153
20

    Combine the items on the right of the equation:
     
417
100
 x =
221
20

    The coefficient of the unknown number is reduced to 1 :
      x =
221
20
 ÷
417
100
        =
221
20
 ×
100
417
        = 221 ×
5
417

    We obtained :
      x =
1105
417
    This is the solution of the equation.

    Convert the result to decimal form :
      x = 2.64988



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