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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 6.18+11.68+34.39+156.23+((2*36.2+9.7*(x+1.8))*(x+1.8)/2) = (85.35*2+38.21x)*x/2 .
    Question type: Equation
    Solution:Original question:
     
309
50
 +
292
25
 +
3439
100
 +
15623
100
 + ((2 ×
181
5
 +
97
10
( x +
9
5
))( x +
9
5
) ÷ 2) = (
1707
20
 × 2 +
3821
100
 x ) x ÷ 2
     Left side of the equation =
5212
25
 + ((2 ×
181
5
 +
97
10
( x +
9
5
))( x +
9
5
) ÷ 2)
    The equation is transformed into :
     
5212
25
 + ((2 ×
181
5
 +
97
10
( x +
9
5
))( x +
9
5
) ÷ 2) = (
1707
20
 × 2 +
3821
100
 x ) x ÷ 2
    Remove the bracket on the left of the equation:
     Left side of the equation =
5212
25
 + (2 ×
181
5
 +
97
10
( x +
9
5
))( x +
9
5
) ÷ 2
                                             =
5212
25
 + 2 ×
181
5
( x +
9
5
) ×
1
2
 +
97
10
( x +
9
5
)( x +
9
5
) ×
1
2
                                             =
5212
25
 +
181
5
( x +
9
5
) +
97
20
( x +
9
5
)( x +
9
5
)
                                             =
5212
25
 +
181
5
 x +
181
5
 ×
9
5
 +
97
20
( x +
9
5
)( x +
9
5
)
                                             =
5212
25
 +
181
5
 x +
1629
25
 +
97
20
( x +
9
5
)( x +
9
5
)
                                             =
6841
25
 +
181
5
 x +
97
20
( x +
9
5
)( x +
9
5
)
                                             =
6841
25
 +
181
5
 x +
97
20
 x ( x +
9
5
) +
97
20
 ×
9
5
( x +
9
5
)
                                             =
6841
25
 +
181
5
 x +
97
20
 x ( x +
9
5
) +
873
100
( x +
9
5
)
                                             =
6841
25
 +
181
5
 x +
97
20
 x x +
97
20
 x ×
9
5
 +
873
100
( x +
9
5
)
                                             =
6841
25
 +
181
5
 x +
97
20
 x x +
873
100
 x +
873
100
( x +
9
5
)
                                             =
6841
25
 +
4493
100
 x +
97
20
 x x +
873
100
( x +
9
5
)
                                             =
6841
25
 +
4493
100
 x +
97
20
 x x +
873
100
 x +
873
100
 ×
9
5
                                             =
6841
25
 +
4493
100
 x +
97
20
 x x +
873
100
 x +
7857
500
                                             =
144677
500
 +
2683
50
 x +
97
20
 x x
    The equation is transformed into :
     
144677
500
 +
2683
50
 x +
97
20
 x x = (
1707
20
 × 2 +
3821
100
 x ) x ÷ 2
    Remove the bracket on the right of the equation:
     Right side of the equation =
1707
20
 × 2 x ×
1
2
 +
3821
100
 x x ×
1
2
                                               =
1707
20
 x +
3821
200
 x x
    The equation is transformed into :
     
144677
500
 +
2683
50
 x +
97
20
 x x =
1707
20
 x +
3821
200
 x x

    The solution of the equation:
        x1≈-5.752008 , keep 6 decimal places
        x2≈3.528928 , keep 6 decimal places    
    There are 2 solution(s).

解程的详细方法请参阅：《方程的解法》


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