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 1.8*(12/(12+x))-1.8*(10/(10+x)) = 0.15 .
    Question type: Equation
    Solution:Original question:
     
9
5
(12 ÷ (12 + x ))
9
5
(10 ÷ (10 + x )) =
3
20
    Remove a bracket on the left of the equation::
     
9
5
× 12 ÷ (12 + x )
9
5
(10 ÷ (10 + x )) =
3
20
    The equation is reduced to :
     
108
5
÷ (12 + x )
9
5
(10 ÷ (10 + x )) =
3
20
     Multiply both sides of the equation by:(12 + x )
     
108
5
9
5
(10 ÷ (10 + x ))(12 + x ) =
3
20
(12 + x )
    Remove a bracket on the left of the equation:
     
108
5
9
5
× 10 ÷ (10 + x ) × (12 + x ) =
3
20
(12 + x )
    Remove a bracket on the right of the equation::
     
108
5
9
5
× 10 ÷ (10 + x ) × (12 + x ) =
3
20
× 12 +
3
20
x
    The equation is reduced to :
     
108
5
18 ÷ (10 + x ) × (12 + x ) =
9
5
+
3
20
x
     Multiply both sides of the equation by:(10 + x )
     
108
5
(10 + x )18(12 + x ) =
9
5
(10 + x ) +
3
20
x (10 + x )
    Remove a bracket on the left of the equation:
     
108
5
× 10 +
108
5
x 18(12 + x ) =
9
5
(10 + x ) +
3
20
x (10 + x )
    Remove a bracket on the right of the equation::
     
108
5
× 10 +
108
5
x 18(12 + x ) =
9
5
× 10 +
9
5
x +
3
20
x (10 + x )
    The equation is reduced to :
     216 +
108
5
x 18(12 + x ) = 18 +
9
5
x +
3
20
x (10 + x )
    Remove a bracket on the left of the equation:
     216 +
108
5
x 18 × 1218 x = 18 +
9
5
x +
3
20
x (10 + x )
    Remove a bracket on the right of the equation::
     216 +
108
5
x 18 × 1218 x = 18 +
9
5
x +
3
20
x × 10 +
3
20
x x
    The equation is reduced to :
     216 +
108
5
x 21618 x = 18 +
9
5
x +
3
2
x +
3
20
x x
    The equation is reduced to :
     0 +
18
5
x = 18 +
33
10
x +
3
20
x x
    
    There are 0 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。