Mathematics
         
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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 (x+2):7 = 12:28 .
    Question type: Equation
    Solution:Original question:
     ( x + 2) ÷ 7 = 12 ÷ 28
    Remove the bracket on the left of the equation:
     Left side of the equation = x ×
1
7
+ 2 ×
1
7
                                             = x ×
1
7
+
2
7
    The equation is transformed into :
     
1
7
x +
2
7
= 12 ÷ 28
     Right side of the equation =
3
7
    The equation is transformed into :
     
1
7
x +
2
7
=
3
7

    Transposition :
     
1
7
x =
3
7
2
7

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

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

    We obtained :
      x = 1
    This is the solution of the equation.



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