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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 2/(2-x)+3/(1.5-x)+1.2/(1.2-x)+6/(1-x) = 0 .
    Question type: Equation
    Solution:Original question:
     2 ÷ (2 x ) + 3 ÷ (
3
2
x ) +
6
5
÷ (
6
5
x ) + 6 ÷ (1 x ) = 0
     Multiply both sides of the equation by:(2 x )
     2 + 3 ÷ (
3
2
x ) × (2 x ) +
6
5
÷ (
6
5
x ) × (2 x ) + 6 ÷ (1 x ) × (2 x ) = 0
    Remove a bracket on the left of the equation::
     2 + 3 ÷ (
3
2
x ) × 23 ÷ (
3
2
x ) × x +
6
5
÷ (
6
5
x ) × (2 x ) + 6 ÷ (1 x ) = 0
    The equation is reduced to :
     2 + 6 ÷ (
3
2
x )3 ÷ (
3
2
x ) × x +
6
5
÷ (
6
5
x ) × (2 x ) + 6 ÷ (1 x ) × (2 x ) = 0
     Multiply both sides of the equation by:(
3
2
x )
     2(
3
2
x ) + 63 x +
6
5
÷ (
6
5
x ) × (2 x )(
3
2
x ) + 6 ÷ (1 x ) × (2 x ) = 0
    Remove a bracket on the left of the equation:
     2 ×
3
2
2 x + 63 x +
6
5
÷ (
6
5
x ) × (2 x )(
3
2
x ) + 6 = 0
    The equation is reduced to :
     32 x + 63 x +
6
5
÷ (
6
5
x ) × (2 x )(
3
2
x ) + 6 ÷ (1 x ) = 0
    The equation is reduced to :
     95 x +
6
5
÷ (
6
5
x ) × (2 x )(
3
2
x ) + 6 ÷ (1 x ) × (2 x )(
3
2
x ) = 0
     Multiply both sides of the equation by:(
6
5
x )
     9(
6
5
x )5 x (
6
5
x ) +
6
5
(2 x )(
3
2
x ) + 6 ÷ (1 x ) × (2 x )(
3
2
x ) = 0
    Remove a bracket on the left of the equation:
     9 ×
6
5
9 x 5 x (
6
5
x ) +
6
5
(2 x )(
3
2
x ) + 6 ÷ (1 x ) = 0
    The equation is reduced to :
     
54
5
9 x 5 x (
6
5
x ) +
6
5
(2 x )(
3
2
x ) + 6 ÷ (1 x ) × (2 x ) = 0
     Multiply both sides of the equation by:(1 x )
     
54
5
(1 x )9 x (1 x )5 x (
6
5
x )(1 x ) +
6
5
(2 x )(
3
2
x ) = 0
    Remove a bracket on the left of the equation:
     
54
5
× 1
54
5
x 9 x (1 x )5 x (
6
5
x )(1 x ) +
6
5
= 0
    The equation is reduced to :
     
54
5
54
5
x 9 x (1 x )5 x (
6
5
x )(1 x ) +
6
5
(2 x ) = 0
    Remove a bracket on the left of the equation:
     
54
5
54
5
x 9 x × 1 + 9 x x 5 x (
6
5
x ) = 0
    The equation is reduced to :
     
54
5
54
5
x 9 x + 9 x x 5 x (
6
5
x )(1 x ) = 0
    The equation is reduced to :
     
54
5
99
5
x + 9 x x 5 x (
6
5
x )(1 x ) +
6
5
(2 x ) = 0
    Remove a bracket on the left of the equation:
     
54
5
99
5
x + 9 x x 5 x ×
6
5
(1 x ) + 5 x = 0
    The equation is reduced to :
     
54
5
99
5
x + 9 x x 6 x (1 x ) + 5 x x = 0
    Remove a bracket on the left of the equation:
     
54
5
99
5
x + 9 x x 6 x × 1 + 6 x x = 0
    The equation is reduced to :
     
54
5
99
5
x + 9 x x 6 x + 6 x x + 5 = 0
    The equation is reduced to :
     
54
5
129
5
x + 9 x x + 6 x x + 5 x x = 0

    The solution of the equation:
        x1≈1.358453 , keep 6 decimal places
        x2≈1.878880 , keep 6 decimal places
    
    There are 2 solution(s).


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