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    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-5)×(0.607-0.018x) = (10-x)×(0.017x-0.35) .
    Question type: Equation
    Solution:Original question:
     ( x 5)(
607
1000
9
500
x ) = (10 x )(
17
1000
x
7
20
)
    Remove the bracket on the left of the equation:
     Left side of the equation = x (
607
1000
9
500
x )5(
607
1000
9
500
x )
                                             = x ×
607
1000
x ×
9
500
x 5(
607
1000
9
500
x )
                                             =
607
1000
x x ×
9
500
x 5 ×
607
1000
+ 5 ×
9
500
x
                                             =
607
1000
x x ×
9
500
x
607
200
+
9
100
x
                                             =
697
1000
x x ×
9
500
x
607
200
    The equation is transformed into :
     
697
1000
x x ×
9
500
x
607
200
= (10 x )(
17
1000
x
7
20
)
    Remove the bracket on the right of the equation:
     Right side of the equation = 10(
17
1000
x
7
20
) x (
17
1000
x
7
20
)
                                               = 10 ×
17
1000
x 10 ×
7
20
x (
17
1000
x
7
20
)
                                               =
17
100
x
7
2
x (
17
1000
x
7
20
)
                                               =
17
100
x
7
2
x ×
17
1000
x + x ×
7
20
                                               =
13
25
x
7
2
x ×
17
1000
x
    The equation is transformed into :
     
697
1000
x x ×
9
500
x
607
200
=
13
25
x
7
2
x ×
17
1000
x

    The solution of the equation:
        x1≈-2.589242 , keep 6 decimal places
        x2≈179.589242 , keep 6 decimal places
    
    There are 2 solution(s).


解程的详细方法请参阅:《方程的解法》



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