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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: 6 questions will be solved this time.Among them
           ☆6 equations

[ 1/6 Equation]
    Work: Find the solution of equation 0.7x+4.3 = 6.5+0.5x .
    Question type: Equation
    Solution:Original question:
     
7
10
x +
43
10
=
13
2
+
1
2
x

    Transposition :
     
7
10
x
1
2
x =
13
2
43
10

    Combine the items on the left of the equation:
     
1
5
x =
13
2
43
10

    Combine the items on the right of the equation:
     
1
5
x =
11
5

    The coefficient of the unknown number is reduced to 1 :
      x =
11
5
÷
1
5
        =
11
5
× 5
        = 11 × 1

    We obtained :
      x = 11
    This is the solution of the equation.

[ 2/6 Equation]
    Work: Find the solution of equation 0.4x+0.1x+4.9 = 7.4 .
    Question type: Equation
    Solution:Original question:
     
2
5
x +
1
10
x +
49
10
=
37
5
     Left side of the equation =
1
2
x +
49
10
    The equation is transformed into :
     
1
2
x +
49
10
=
37
5

    Transposition :
     
1
2
x =
37
5
49
10

    Combine the items on the right of the equation:
     
1
2
x =
5
2

    The coefficient of the unknown number is reduced to 1 :
      x =
5
2
÷
1
2
        =
5
2
× 2
        = 5 × 1

    We obtained :
      x = 5
    This is the solution of the equation.

[ 3/6 Equation]
    Work: Find the solution of equation 0.1x+0.9x+2 = 15 .
    Question type: Equation
    Solution:Original question:
     
1
10
x +
9
10
x + 2 = 15
     Left side of the equation = 1 x + 2
    The equation is transformed into :
     1 x + 2 = 15

    Transposition :
     1 x = 152
    i.e.
      x = 152

    Combine the items on the right of the equation:
      x = 13
    This is the solution of the equation.
    This is the solution of the equation.

[ 4/6 Equation]
    Work: Find the solution of equation 0.7x+0.4x-2.6 = 11.7 .
    Question type: Equation
    Solution:Original question:
     
7
10
x +
2
5
x
13
5
=
117
10
     Left side of the equation =
11
10
x
13
5
    The equation is transformed into :
     
11
10
x
13
5
=
117
10

    Transposition :
     
11
10
x =
117
10
+
13
5

    Combine the items on the right of the equation:
     
11
10
x =
143
10

    The coefficient of the unknown number is reduced to 1 :
      x =
143
10
÷
11
10
        =
143
10
×
10
11
        = 13 × 1

    We obtained :
      x = 13
    This is the solution of the equation.

[ 5/6 Equation]
    Work: Find the solution of equation 0.8x-3.7 = 3.3+0.3x .
    Question type: Equation
    Solution:Original question:
     
4
5
x
37
10
=
33
10
+
3
10
x

    Transposition :
     
4
5
x
3
10
x =
33
10
+
37
10

    Combine the items on the left of the equation:
     
1
2
x =
33
10
+
37
10

    Combine the items on the right of the equation:
     
1
2
x = 7

    The coefficient of the unknown number is reduced to 1 :
      x = 7 ÷
1
2
        = 7 × 2

    We obtained :
      x = 14
    This is the solution of the equation.

[ 6/6 Equation]
    Work: Find the solution of equation 0.1x+0.7x-3.3 = 2.3 .
    Question type: Equation
    Solution:Original question:
     
1
10
x +
7
10
x
33
10
=
23
10
     Left side of the equation =
4
5
x
33
10
    The equation is transformed into :
     
4
5
x
33
10
=
23
10

    Transposition :
     
4
5
x =
23
10
+
33
10

    Combine the items on the right of the equation:
     
4
5
x =
28
5

    The coefficient of the unknown number is reduced to 1 :
      x =
28
5
÷
4
5
        =
28
5
×
5
4
        = 7 × 1

    We obtained :
      x = 7
    This is the solution of the equation.



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