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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 0.3x+0.5x+1.2 = 10 .
    Question type: Equation
    Solution:Original question:
     
3
10
x +
1
2
x +
6
5
= 10
     Left side of the equation =
4
5
x +
6
5
    The equation is transformed into :
     
4
5
x +
6
5
= 10

    Transposition :
     
4
5
x = 10
6
5

    Combine the items on the right of the equation:
     
4
5
x =
44
5

    The coefficient of the unknown number is reduced to 1 :
      x =
44
5
÷
4
5
        =
44
5
×
5
4
        = 11 × 1

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

[ 2/6 Equation]
    Work: Find the solution of equation 0.4x+0.5x+4.4 = 14.3 .
    Question type: Equation
    Solution:Original question:
     
2
5
x +
1
2
x +
22
5
=
143
10
     Left side of the equation =
9
10
x +
22
5
    The equation is transformed into :
     
9
10
x +
22
5
=
143
10

    Transposition :
     
9
10
x =
143
10
22
5

    Combine the items on the right of the equation:
     
9
10
x =
99
10

    The coefficient of the unknown number is reduced to 1 :
      x =
99
10
÷
9
10
        =
99
10
×
10
9
        = 11 × 1

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

[ 3/6 Equation]
    Work: Find the solution of equation 0.9x-1.9 = 5.1+0.2x .
    Question type: Equation
    Solution:Original question:
     
9
10
x
19
10
=
51
10
+
1
5
x

    Transposition :
     
9
10
x
1
5
x =
51
10
+
19
10

    Combine the items on the left of the equation:
     
7
10
x =
51
10
+
19
10

    Combine the items on the right of the equation:
     
7
10
x = 7

    The coefficient of the unknown number is reduced to 1 :
      x = 7 ÷
7
10
        = 7 ×
10
7
        = 1 × 10

    We obtained :
      x = 10
    This is the solution of the equation.

[ 4/6 Equation]
    Work: Find the solution of equation 0.7x+0.3x-1.6 = 6.4 .
    Question type: Equation
    Solution:Original question:
     
7
10
x +
3
10
x
8
5
=
32
5
     Left side of the equation = 1 x
8
5
    The equation is transformed into :
     1 x
8
5
=
32
5

    Transposition :
     1 x =
32
5
+
8
5
    i.e.
      x =
32
5
+
8
5

    Combine the items on the right of the equation:
      x = 8
    This is the solution of the equation.
    This is the solution of the equation.

[ 5/6 Equation]
    Work: Find the solution of equation 0.9x+0.3x+2 = 4.4 .
    Question type: Equation
    Solution:Original question:
     
9
10
x +
3
10
x + 2 =
22
5
     Left side of the equation =
6
5
x + 2
    The equation is transformed into :
     
6
5
x + 2 =
22
5

    Transposition :
     
6
5
x =
22
5
2

    Combine the items on the right of the equation:
     
6
5
x =
12
5

    The coefficient of the unknown number is reduced to 1 :
      x =
12
5
÷
6
5
        =
12
5
×
5
6
        = 2 × 1

    We obtained :
      x = 2
    This is the solution of the equation.

[ 6/6 Equation]
    Work: Find the solution of equation 0.3x+3.2 = 3.7+0.2x .
    Question type: Equation
    Solution:Original question:
     
3
10
x +
16
5
=
37
10
+
1
5
x

    Transposition :
     
3
10
x
1
5
x =
37
10
16
5

    Combine the items on the left of the equation:
     
1
10
x =
37
10
16
5

    Combine the items on the right of the equation:
     
1
10
x =
1
2

    The coefficient of the unknown number is reduced to 1 :
      x =
1
2
÷
1
10
        =
1
2
× 10
        = 1 × 5

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



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