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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 0.1x÷0.2-(0.01x-0.01)÷0.06 = x-1÷3 .
    Question type: Equation
    Solution:Original question:
     
1
10
x ÷
1
5
(
1
100
x
1
100
) ÷
3
50
= x 1 ÷ 3
     Left side of the equation =
1
2
x (
1
100
x
1
100
) ×
50
3
    The equation is transformed into :
     
1
2
x (
1
100
x
1
100
) ×
50
3
= x 1 ÷ 3
    Remove the bracket on the left of the equation:
     Left side of the equation =
1
2
x
1
100
x ×
50
3
+
1
100
×
50
3
                                             =
1
2
x
1
6
x +
1
6
                                             =
1
3
x +
1
6
    The equation is transformed into :
     
1
3
x +
1
6
= x 1 ÷ 3
     Right side of the equation = x
1
3
    The equation is transformed into :
     
1
3
x +
1
6
= x
1
3

    Transposition :
     
1
3
x x = -
1
3
1
6

    Combine the items on the left of the equation:
     
2
3
x = -
1
3
1
6

    Combine the items on the right of the equation:
     
2
3
x = -
1
2

    By shifting the terms and changing the symbols on toth sides of the equation, we obtain :
     
1
2
=
2
3
x

    If the left side of the equation is equal to the right side, then the right side must also be equal to the left side, that is :
     
2
3
x =
1
2

    The coefficient of the unknown number is reduced to 1 :
      x =
1
2
÷
2
3
        =
1
2
×
3
2

    We obtained :
      x =
3
4
    This is the solution of the equation.

    Convert the result to decimal form :
      x = 0.75



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