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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 （1250-x）22.5*22.5*3.14*7.85+3.14*1/3*7.85（22.5*22.5+22.5*14+14*14）x = 13.23 .
    Question type: Equation
    Solution:Original question:
     (1250 − x ) ×
45
2
 ×
45
2
 ×
157
50
 ×
157
20
 +
157
50
 × 1 ÷ 3 ×
157
20
(
45
2
 ×
45
2
 +
45
2
 × 14 + 14 × 14) x =
1323
100
     Left side of the equation = (1250 − x ) ×
1996569
160
 +
24649
3000
(
45
2
 ×
45
2
 +
45
2
 × 14 + 14 × 14) x
    The equation is transformed into :
     (1250 − x ) ×
1996569
160
 +
24649
3000
(
45
2
 ×
45
2
 +
45
2
 × 14 + 14 × 14) x =
1323
100
    Remove the bracket on the left of the equation:
     Left side of the equation = 1250 ×
1996569
160
 − x ×
1996569
160
 +
24649
3000
(
45
2
 ×
45
2
 +
45
2
 × 14 + 14 × 14) x
                                             =
249571125
16
 − x ×
1996569
160
 +
24649
3000
(
45
2
 ×
45
2
 +
45
2
 × 14 + 14 × 14) x
                                             =
249571125
16
 −
1996569
160
 x +
24649
3000
 ×
45
2
 ×
45
2
 x +
24649
3000
 ×
45
2
 × 14 x +
24649
3000
                                             =
249571125
16
 −
1996569
160
 x +
665523
160
 x +
517629
200
 x +
1207801
750
 x
                                             =
249571125
16
 −
24722947
6000
 x
    The equation is transformed into :
     
249571125
16
 −
24722947
6000
 x =
1323
100

    Transposition :
      -
24722947
6000
 x =
1323
100
 −
249571125
16

    
        x≈3785.515234 , keep 6 decimal places    
    There are 1 solution(s).

解一元一次方程的详细方法请参阅：《一元一次方程的解法》


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