Mathematics
         
语言:中文    Language:English
                                Equations   
Fold
                                Unary equation
                                Multivariate equation
                                Math OP  
Unfold
                                Linear algebra      
Unfold
                                Derivative function
                                Function image
                                Hot issues
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 0.5*(0.75-x) = (0.6*4.625)/((x/(0.5+x))-0.6) .
    Question type: Equation
    Solution:Original question:
     
1
2
(
3
4
x ) = (
3
5
×
37
8
) ÷ (( x ÷ (
1
2
+ x ))
3
5
)
     Multiply both sides of the equation by:(( x ÷ (
1
2
+ x ))
3
5
)
     
1
2
(
3
4
x )(( x ÷ (
1
2
+ x ))
3
5
) = (
3
5
×
37
8
)
    Remove a bracket on the left of the equation::
     
1
2
×
3
4
(( x ÷ (
1
2
+ x ))
3
5
)
1
2
x (( x ÷ (
1
2
+ x ))
3
5
) = (
3
5
×
37
8
)
    Remove a bracket on the right of the equation::
     
1
2
×
3
4
(( x ÷ (
1
2
+ x ))
3
5
)
1
2
x (( x ÷ (
1
2
+ x ))
3
5
) =
3
5
×
37
8
    The equation is reduced to :
     
3
8
(( x ÷ (
1
2
+ x ))
3
5
)
1
2
x (( x ÷ (
1
2
+ x ))
3
5
) =
111
40
    Remove a bracket on the left of the equation:
     
3
8
( x ÷ (
1
2
+ x ))
3
8
×
3
5
1
2
x (( x ÷ (
1
2
+ x ))
3
5
) =
111
40
    The equation is reduced to :
     
3
8
( x ÷ (
1
2
+ x ))
9
40
1
2
x (( x ÷ (
1
2
+ x ))
3
5
) =
111
40
    Remove a bracket on the left of the equation:
     
3
8
x ÷ (
1
2
+ x )
9
40
1
2
x (( x ÷ (
1
2
+ x ))
3
5
) =
111
40
     Multiply both sides of the equation by:(
1
2
+ x )
     
3
8
x
9
40
(
1
2
+ x )
1
2
x (( x ÷ (
1
2
+ x ))
3
5
)(
1
2
+ x ) =
111
40
(
1
2
+ x )
    Remove a bracket on the left of the equation:
     
3
8
x
9
40
×
1
2
9
40
x
1
2
x (( x ÷ (
1
2
+ x ))
3
5
)(
1
2
+ x ) =
111
40
(
1
2
+ x )
    Remove a bracket on the right of the equation::
     
3
8
x
9
40
×
1
2
9
40
x
1
2
x (( x ÷ (
1
2
+ x ))
3
5
)(
1
2
+ x ) =
111
40
×
1
2
+
111
40
x
    The equation is reduced to :
     
3
8
x
9
80
9
40
x
1
2
x (( x ÷ (
1
2
+ x ))
3
5
)(
1
2
+ x ) =
111
80
+
111
40
x
    The equation is reduced to :
     
3
20
x
9
80
1
2
x (( x ÷ (
1
2
+ x ))
3
5
)(
1
2
+ x ) =
111
80
+
111
40
x
    Remove a bracket on the left of the equation:
     
3
20
x
9
80
1
2
x ( x ÷ (
1
2
+ x ))(
1
2
+ x ) +
1
2
x ×
3
5
(
1
2
+ x ) =
111
80
+
111
40
x
    The equation is reduced to :
     
3
20
x
9
80
1
2
x ( x ÷ (
1
2
+ x ))(
1
2
+ x ) +
3
10
x (
1
2
+ x ) =
111
80
+
111
40
x
    Remove a bracket on the left of the equation:
     
3
20
x
9
80
1
2
x x ÷ (
1
2
+ x ) × (
1
2
+ x ) +
3
10
x (
1
2
+ x ) =
111
80
+
111
40
x
     Multiply both sides of the equation by:(
1
2
+ x )
     
3
20
x (
1
2
+ x )
9
80
(
1
2
+ x )
1
2
x x (
1
2
+ x ) +
3
10
x (
1
2
+ x ) =
111
80
(
1
2
+ x ) +
111
40
x (
1
2
+ x )
    Remove a bracket on the left of the equation:
     
3
20
x ×
1
2
+
3
20
x x
9
80
(
1
2
+ x )
1
2
x x (
1
2
+ x ) =
111
80
(
1
2
+ x ) +
111
40
x (
1
2
+ x )
    Remove a bracket on the right of the equation::
     
3
20
x ×
1
2
+
3
20
x x
9
80
(
1
2
+ x )
1
2
x x (
1
2
+ x ) =
111
80
×
1
2
+
111
80
x +
111
40
x (
1
2
+ x )
    The equation is reduced to :
     
3
40
x +
3
20
x x
9
80
(
1
2
+ x )
1
2
x x (
1
2
+ x ) +
3
10
=
111
160
+
111
80
x +
111
40
x (
1
2
+ x )
    Remove a bracket on the left of the equation:
     
3
40
x +
3
20
x x
9
80
×
1
2
9
80
x
1
2
x x =
111
160
+
111
80
x +
111
40
x (
1
2
+ x )
    Remove a bracket on the right of the equation::
     
3
40
x +
3
20
x x
9
80
×
1
2
9
80
x
1
2
x x =
111
160
+
111
80
x +
111
40
x ×
1
2
+
111
40
x x
    The equation is reduced to :
     
3
40
x +
3
20
x x
9
160
9
80
x
1
2
x x (
1
2
+ x ) =
111
160
+
111
80
x +
111
80
x +
111
40
x x

    The solution of the equation:
        x1≈-11.735937 , keep 6 decimal places
        x2≈-0.639063 , keep 6 decimal places
    
    There are 2 solution(s).


解程的详细方法请参阅:《方程的解法》



Your problem has not been solved here? Please go to the Hot Problems section!





  New addition:Lenders ToolBox module(Specific location:Math OP > Lenders ToolBox ),welcome。