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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 6.91*（38*15.9+56.45*（x-15.9））/2+3.8*0.8*0.65*（430+2.5*（19.5-15.9/x）*（x+0.6）） = 5352.56+20.91x .
    Question type: Equation
    Solution:Original question:
     
691
100
(38 ×
159
10
 +
1129
20
( x −
159
10
)) ÷ 2 +
19
5
 ×
4
5
 ×
13
20
(430 +
5
2
(
39
2
 −
159
10
 ÷ x )( x +
3
5
)) =
133814
25
 +
2091
100
 x
    Remove a bracket on the left of the equation:：
     
691
100
 × 38 ×
159
10
 ÷ 2 +
691
100
 ×
1129
20
( x −
159
10
) ÷ 2 +
19
5
 ×
4
5
 ×
13
20
(430 +
5
2
(
39
2
 −
159
10
 ÷ x )( x +
3
5
)) =
133814
25
 +
2091
100
 x
    The equation is reduced to :
     
2087511
1000
 +
780139
4000
( x −
159
10
) +
247
125
(430 +
5
2
(
39
2
 −
159
10
 ÷ x )( x +
3
5
)) =
133814
25
 +
2091
100
 x
    Remove a bracket on the left of the equation:
     
2087511
1000
 +
780139
4000
 x −
780139
4000
 ×
159
10
 +
247
125
(430 +
5
2
(
39
2
 −
159
10
 ÷ x )( x +
3
5
)) =
133814
25
 +
2091
100
 x
    The equation is reduced to :
     
2087511
1000
 +
780139
4000
 x −
124042101
40000
 +
247
125
(430 +
5
2
(
39
2
 −
159
10
 ÷ x )( x +
3
5
)) =
133814
25
 +
2091
100
 x

    the solutions is:
        x≈20.482060 , 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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