x/x-3+2x/x+3=18/(x-3)(x+3)

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Solution for x/x-3+2x/x+3=18/(x-3)(x+3) equation: 



x/x-3+2x/x+3=18/(x-3)(x+3)

We move all terms to the left:

x/x-3+2x/x+3-(18/(x-3)(x+3))=0



Domain of the equation: x!=0

x∈R





Domain of the equation: (x-3)(x+3))!=0

x∈R



We add all the numbers together, and all the variables

x/x+2x/x-(18/(x-3)(x+3))=0

We use the square of the difference formula

x^2+x/x+2x/x+9=0

Fractions to decimals

x^2+2x/x+9+1=0

We multiply all the terms by the denominator


x^2*x+2x+9*x+1*x=0

We add all the numbers together, and all the variables

x^2*x+12x=0

Wy multiply elements

x^3+12x=0

We do not support expression: x^3

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