12x-9=9x+27

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Solution for 12x-9=9x+27 equation: 



12x-9=9x+27

We move all terms to the left:

12x-9-(9x+27)=0

We get rid of parentheses

12x-9x-27-9=0

We add all the numbers together, and all the variables

3x-36=0

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

3x=36

x=36/3

x=12

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