9(12-x)+9(12+x)/(12+x)(12-x)=2/1

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Solution for 9(12-x)+9(12+x)/(12+x)(12-x)=2/1 equation: 



9(12-x)+9(12+x)/(12+x)(12-x)=2/1

We move all terms to the left:

9(12-x)+9(12+x)/(12+x)(12-x)-(2/1)=0



Domain of the equation: (12+x)(12-x)!=0

We move all terms containing x to the left, all other terms to the right

x)(12-x!=-12

x∈R



We add all the numbers together, and all the variables

9(-1x+12)+9(x+12)/(x+12)(-1x+12)-0=0

We add all the numbers together, and all the variables

9(-1x+12)+9(x+12)/(x+12)(-1x+12)=0

We multiply parentheses

-9x+9(x+12)/(x+12)(-1x+12)+108=0

We multiply parentheses ..

9(x+12)/(-1x^2+12x-12x+144)-9x+108=0

We multiply all the terms by the denominator


-9x*(-1x^2+12x-12x+144)+108*(-1x^2+12x-12x+144)+9(x+12)=0

We multiply parentheses

9x^3-108x^2+108x^2-108x^2-1296x+1296x-1296x+9x+15552+108=0

We do not support expression: x^3

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