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On line Solution of Monovariate Equation：
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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 X = 4000*1.25*(1+0.3)*(1+0.2)*(1-0.4)+100 .
    Question type: Equation
    Solution:Original question:
      X = 4000 ×
5
4
(1 +
3
10
)(1 +
1
5
)(1 −
2
5
) + 100
     Right side of the equation = 5000(1 +
3
10
)(1 +
1
5
)(1 −
2
5
) + 100
    The equation is transformed into :
      X = 5000(1 +
3
10
)(1 +
1
5
)(1 −
2
5
) + 100
    Remove the bracket on the right of the equation:
     Right side of the equation = 5000 × 1(1 +
1
5
)(1 −
2
5
) + 5000 ×
3
10
(1 +
1
5
)(1 −
2
5
) + 100
                                               = 5000(1 +
1
5
)(1 −
2
5
) + 1500(1 +
1
5
)(1 −
2
5
) + 100
                                               = 5000 × 1(1 −
2
5
) + 5000 ×
1
5
(1 −
2
5
) + 1500(1 +
1
5
)(1 −
2
5
) + 100
                                               = 5000(1 −
2
5
) + 1000(1 −
2
5
) + 1500(1 +
1
5
)(1 −
2
5
) + 100
                                               = 5000 × 1 − 5000 ×
2
5
 + 1000(1 −
2
5
) + 1500(1 +
1
5
)(1 −
2
5
) + 100
                                               = 5000 − 2000 + 1000(1 −
2
5
) + 1500(1 +
1
5
)(1 −
2
5
) + 100
                                               = 3100 + 1000(1 −
2
5
) + 1500(1 +
1
5
)(1 −
2
5
)
                                               = 3100 + 1000 × 1 − 1000 ×
2
5
 + 1500(1 +
1
5
)(1 −
2
5
)
                                               = 3100 + 1000 − 400 + 1500(1 +
1
5
)(1 −
2
5
)
                                               = 3700 + 1500(1 +
1
5
)(1 −
2
5
)
                                               = 3700 + 1500 × 1(1 −
2
5
) + 1500 ×
1
5
(1 −
2
5
)
                                               = 3700 + 1500(1 −
2
5
) + 300(1 −
2
5
)
                                               = 3700 + 1500 × 1 − 1500 ×
2
5
 + 300(1 −
2
5
)
                                               = 3700 + 1500 − 600 + 300(1 −
2
5
)
                                               = 4600 + 300(1 −
2
5
)
                                               = 4600 + 300 × 1 − 300 ×
2
5
                                               = 4600 + 300 − 120
                                               = 4780
    The equation is transformed into :
      X = 4780
    This is the solution of the equation.
    This is the solution of the equation.



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