x+2x+3x+4x/x*x=9

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Solution for x+2x+3x+4x/x*x=9 equation: 



x+2x+3x+4x/x*x=9

We move all terms to the left:

x+2x+3x+4x/x*x-(9)=0



Domain of the equation: x*x!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

6x+4x/x*x-9=0

We multiply all the terms by the denominator


6x*x*x+4x-9*x*x=0

We add all the numbers together, and all the variables

4x+6x*x*x-9*x*x=0

Wy multiply elements

6x^3*x-9x^2*x+4x=0

We do not support expression: x^3

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