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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 (9580+40+X)*(4.69125%+1.25%) = 4X .
    Question type: Equation
    Solution:Original question:
     (9580 + 40 + X )(
3753
80000
+
5
400
) = 4 X
    Remove the bracket on the left of the equation:
     Left side of the equation = 9580(
3753
80000
+
5
400
) + 40(
3753
80000
+
5
400
) + X (
3753
80000
+
5
400
)
                                             = 9580 ×
3753
80000
+ 9580 ×
5
400
+ 40(
3753
80000
+
5
400
) + X (
3753
80000
+
5
400
)
                                             =
1797687
4000
+
479
4
+ 40(
3753
80000
+
5
400
) + X (
3753
80000
+
5
400
)
                                             =
2276687
4000
+ 40(
3753
80000
+
5
400
) + X (
3753
80000
+
5
400
)
                                             =
2276687
4000
+ 40 ×
3753
80000
+ 40 ×
5
400
+ X (
3753
80000
+
5
400
)
                                             =
2276687
4000
+
3753
2000
+
1
2
+ X (
3753
80000
+
5
400
)
                                             =
2286193
4000
+ X (
3753
80000
+
5
400
)
                                             =
2286193
4000
+ X ×
3753
80000
+ X ×
5
400
                                             =
2286193
4000
+
4753
80000
X
    The equation is transformed into :
     
2286193
4000
+
4753
80000
X = 4 X

    Transposition :
     
4753
80000
X 4 X = -
2286193
4000

    Combine the items on the left of the equation:
      -
315247
80000
X = -
2286193
4000

    By shifting the terms and changing the symbols on toth sides of the equation, we obtain :
     
2286193
4000
=
315247
80000
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 :
     
315247
80000
X =
2286193
4000

    The coefficient of the unknown number is reduced to 1 :
      X =
2286193
4000
÷
315247
80000
        =
2286193
4000
×
80000
315247
        = 2286193 ×
20
315247

    We obtained :
      X =
45723860
315247
    This is the solution of the equation.

    Convert the result to decimal form :
      X = 145.04138



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