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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 0.5*3.77*（50*8.5+75x）+1.13*（0.8*0.85*（550+6*（12*18.8+21.5x）*（9+x）/（12+x） ) ) = 6765.49+3.958x .
    Question type: Equation
    Solution:Original question:
     
1
2
 ×
377
100
(50 ×
17
2
 + 75 x ) +
113
100
(
4
5
 ×
17
20
(550 + 6(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x ))) =
676549
100
 +
1979
500
 x
    Remove a bracket on the left of the equation:：
     
1
2
 ×
377
100
 × 50 ×
17
2
 +
1
2
 ×
377
100
 × 75 x +
113
100
(
4
5
 ×
17
20
(550 + 6(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x ))) =
676549
100
 +
1979
500
 x
    The equation is reduced to :
     
6409
8
 +
1131
8
 x +
113
100
(
4
5
 ×
17
20
(550 + 6(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x ))) =
676549
100
 +
1979
500
 x
    Remove a bracket on the left of the equation:
     
6409
8
 +
1131
8
 x +
113
100
 ×
4
5
 ×
17
20
(550 + 6(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x )) =
676549
100
 +
1979
500
 x
    The equation is reduced to :
     
6409
8
 +
1131
8
 x +
1921
2500
(550 + 6(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x )) =
676549
100
 +
1979
500
 x
    Remove a bracket on the left of the equation:
     
6409
8
 +
1131
8
 x +
1921
2500
 × 550 +
1921
2500
 × 6(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x ) =
676549
100
 +
1979
500
 x
    The equation is reduced to :
     
6409
8
 +
1131
8
 x +
21131
50
 +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x ) =
676549
100
 +
1979
500
 x
    The equation is reduced to :
     
244749
200
 +
1131
8
 x +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) ÷ (12 + x ) =
676549
100
 +
1979
500
 x
     Multiply both sides of the equation by:(12 + x )
     
244749
200
(12 + x ) +
1131
8
 x (12 + x ) +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
676549
100
(12 + x ) +
1979
500
 x (12 + x )
    Remove a bracket on the left of the equation:
     
244749
200
 × 12 +
244749
200
 x +
1131
8
 x (12 + x ) +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
676549
100
(12 + x ) +
1979
500
 x (12 + x )
    Remove a bracket on the right of the equation:：
     
244749
200
 × 12 +
244749
200
 x +
1131
8
 x (12 + x ) +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
676549
100
 × 12 +
676549
100
 x +
1979
500
 x (12 + x )
    The equation is reduced to :
     
734247
50
 +
244749
200
 x +
1131
8
 x (12 + x ) +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
2029647
25
 +
676549
100
 x +
1979
500
 x (12 + x )
    Remove a bracket on the left of the equation:
     
734247
50
 +
244749
200
 x +
1131
8
 x × 12 +
1131
8
 x x +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
2029647
25
 +
676549
100
 x +
1979
500
 x (12 + x )
    Remove a bracket on the right of the equation:：
     
734247
50
 +
244749
200
 x +
1131
8
 x × 12 +
1131
8
 x x +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
2029647
25
 +
676549
100
 x +
1979
500
 x × 12 +
1979
500
 x x
    The equation is reduced to :
     
734247
50
 +
244749
200
 x +
3393
2
 x +
1131
8
 x x +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
2029647
25
 +
676549
100
 x +
5937
125
 x +
1979
500
 x x
    The equation is reduced to :
     
734247
50
 +
584049
200
 x +
1131
8
 x x +
5763
1250
(12 ×
94
5
 +
43
2
 x )(9 + x ) =
2029647
25
 +
3406493
500
 x +
1979
500
 x x
    Remove a bracket on the left of the equation:
     
734247
50
 +
584049
200
 x +
1131
8
 x x +
5763
1250
 × 12 ×
94
5
(9 + x ) +
5763
1250
 ×
43
2
 =
2029647
25
 +
3406493
500
 x +
1979
500
 x x
    The equation is reduced to :
     
734247
50
 +
584049
200
 x +
1131
8
 x x +
3250332
3125
(9 + x ) +
247809
2500
 x (9 + x ) =
2029647
25
 +
3406493
500
 x +
1979
500
 x x
    Remove a bracket on the left of the equation:
     
734247
50
 +
584049
200
 x +
1131
8
 x x +
3250332
3125
 × 9 +
3250332
3125
 x +
247809
2500
 x =
2029647
25
 +
3406493
500
 x +
1979
500
 x x
    The equation is reduced to :
     
734247
50
 +
584049
200
 x +
1131
8
 x x +
29252988
3125
 +
3250332
3125
 x +
247809
2500
 x (9 + x ) =
2029647
25
 +
3406493
500
 x +
1979
500
 x x
    The equation is reduced to :
     
150286851
6250
 +
99008781
25000
 x +
1131
8
 x x +
247809
2500
 x (9 + x ) =
2029647
25
 +
3406493
500
 x +
1979
500
 x x
    Remove a bracket on the left of the equation:
     
150286851
6250
 +
99008781
25000
 x +
1131
8
 x x +
247809
2500
 x × 9 +
247809
2500
 x x =
2029647
25
 +
3406493
500
 x +
1979
500
 x x
    The equation is reduced to :
     
150286851
6250
 +
99008781
25000
 x +
1131
8
 x x +
2230281
2500
 x +
247809
2500
 x x =
2029647
25
 +
3406493
500
 x +
1979
500
 x x

    The solution of the equation:
        x1≈-11.941218 , keep 6 decimal places
        x2≈20.229530 , 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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