Mathematics
         
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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 (21/29)x+0.7(1.908-x) = 1.3776 .
    Question type: Equation
    Solution:Original question:
     (21 ÷ 29) x +
7
10
(
477
250
x ) =
861
625
    Remove the bracket on the left of the equation:
     Left side of the equation = 21 ÷ 29 × x +
7
10
(
477
250
x )
                                             =
21
29
x +
7
10
(
477
250
x )
                                             =
21
29
x +
7
10
×
477
250
7
10
x
                                             =
21
29
x +
3339
2500
7
10
x
                                             =
7
290
x +
3339
2500
    The equation is transformed into :
     
7
290
x +
3339
2500
=
861
625

    Transposition :
     
7
290
x =
861
625
3339
2500

    Combine the items on the right of the equation:
     
7
290
x =
21
500

    The coefficient of the unknown number is reduced to 1 :
      x =
21
500
÷
7
290
        =
21
500
×
290
7
        =
3
50
× 29

    We obtained :
      x =
87
50
    This is the solution of the equation.

    Convert the result to decimal form :
      x = 1.74



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