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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 （12.5*19.8*（165.24-3*3.14*1.8*1.8）+11.5*21.8*（165.24-3*3.14*1.8*1.8）+25*24*3*3.14*1.8*1.8）/165.24x = 21.54 .
    Question type: Equation
    Solution:Original question:
     (
25
2
 ×
99
5
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) +
23
2
 ×
109
5
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) + 25 × 24 × 3 ×
157
50
 ×
9
5
 ×
9
5
) ÷
4131
25
 × x =
1077
50
    Remove the bracket on the left of the equation:
     Left side of the equation =
25
2
 ×
99
5
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) ×
25
4131
 x +
23
2
 ×
109
5
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) ×
25
4131
 x + 25 × 24
                                             =
1375
918
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) x +
12535
8262
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) x +
1884
17
 x
                                             =
1375
918
 ×
4131
25
 x −
1375
918
 × 3 ×
157
50
 ×
9
5
 ×
9
5
 x +
12535
8262
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) x
                                             =
495
2
 x −
15543
340
 x +
12535
8262
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) x +
1884
17
 x
                                             =
106287
340
 x +
12535
8262
(
4131
25
 − 3 ×
157
50
 ×
9
5
 ×
9
5
) x
                                             =
106287
340
 x +
12535
8262
 ×
4131
25
 x −
12535
8262
 × 3 ×
157
50
 ×
9
5
 ×
9
5
 x
                                             =
106287
340
 x +
2507
10
 x −
393599
8500
 x
                                             =
2197263
4250
 x
    The equation is transformed into :
     
2197263
4250
 x =
1077
50

    The coefficient of the unknown number is reduced to 1 :
      x =
1077
50
 ÷
2197263
4250
        =
1077
50
 ×
4250
2197263
        = 359 ×
85
732421

    We obtained :
      x =
30515
732421
    This is the solution of the equation.

    Convert the result to decimal form :
      x = 0.041663



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