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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.
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    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 [(1631.39+119.3-x）*80%-1065]*18%*（80%+20%*82.5/100） = x .
    Question type: Equation
    Solution:Original question:
     ((
163139
100
 +
1193
10
 − x ) ×
80
100
 − 1065) ×
18
100
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) = x
    Remove the bracket on the left of the equation:
     Left side of the equation = (
163139
100
 +
1193
10
 − x ) ×
80
100
 ×
18
100
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) − 1065 ×
18
100
(
80
100
 +
20
100
 ×
165
2
 ÷ 100)
                                             = (
163139
100
 +
1193
10
 − x ) ×
18
125
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) −
1917
10
(
80
100
 +
20
100
 ×
165
2
 ÷ 100)
                                             =
163139
100
 ×
18
125
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) +
1193
10
 ×
18
125
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) − x ×
18
125
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) −
1917
10
(
80
100
 +
20
100
 ×
165
2
 ÷ 100)
                                             =
1468251
6250
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) +
10737
625
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) − x ×
18
125
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) −
1917
10
(
80
100
 +
20
100
 ×
165
2
 ÷ 100)
                                             =
1468251
6250
 ×
80
100
 +
1468251
6250
 ×
20
100
 ×
165
2
 ÷ 100 +
10737
625
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) − x ×
18
125
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) −
1917
10
                                             =
2936502
15625
 +
48452283
1250000
 +
10737
625
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) − x ×
18
125
(
80
100
 +
20
100
 ×
165
2
 ÷ 100) −
1917
10
(
80
100
 +
20
100
 ×
165
2
 ÷ 100)

    
        x≈51.174214 , 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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