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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 {[10x+（330-25+183.36+10）-（10x*0.13-25）*0.1]*0.75}/700 = 7% .
    Question type: Equation
    Solution:Original question:
     ((10 x + (330 − 25 +
4584
25
 + 10) − (10 x ×
13
100
 − 25) ×
1
10
) ×
3
4
) ÷ 700 =
7
100
    Remove the bracket on the left of the equation:
     Left side of the equation = (10 x + (330 − 25 +
4584
25
 + 10) − (10 x ×
13
100
 − 25) ×
1
10
) ×
3
4
 ×
1
700
                                             = (10 x + (330 − 25 +
4584
25
 + 10) − (10 x ×
13
100
 − 25) ×
1
10
) ×
3
2800
                                             = 10 x ×
3
2800
 + (330 − 25 +
4584
25
 + 10) ×
3
2800
 − (10 x ×
13
100
 − 25) ×
1
10
 ×
3
2800
                                             =
3
280
 x + (330 − 25 +
4584
25
 + 10) ×
3
2800
 − (10 x ×
13
100
 − 25) ×
3
28000
                                             =
3
280
 x + 330 ×
3
2800
 − 25 ×
3
2800
 +
4584
25
 ×
3
2800
 + 10 ×
3
2800
 − (10 x ×
13
100
 − 25) ×
3
28000
                                             =
3
280
 x +
99
280
 −
3
112
 +
1719
8750
 +
3
280
 − (10 x ×
13
100
 − 25) ×
3
28000
                                             =
3
280
 x +
37377
70000
 − (10 x ×
13
100
 − 25) ×
3
28000
                                             =
3
280
 x +
37377
70000
 − 10 x ×
13
100
 ×
3
28000
 + 25 ×
3
28000
                                             =
3
280
 x +
37377
70000
 −
39
280000
 x +
3
1120
                                             =
423
40000
 x +
75129
140000
    The equation is transformed into :
     
423
40000
 x +
75129
140000
 =
7
100

    Transposition :
     
423
40000
 x =
7
100
 −
75129
140000

    Combine the items on the right of the equation:
     
423
40000
 x = -
65329
140000

    The coefficient of the unknown number is reduced to 1 :
      x = -
65329
140000
 ÷
423
40000
        = -
65329
140000
 ×
40000
423
        = -
65329
7
 ×
2
423

    We obtained :
      x = -
130658
2961
    This is the solution of the equation.

    Convert the result to decimal form :
      x = - 44.126309



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