9(3x-12)=81

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Solution for 9(3x-12)=81 equation: 



9(3x-12)=81

We move all terms to the left:

9(3x-12)-(81)=0

We multiply parentheses

27x-108-81=0

We add all the numbers together, and all the variables

27x-189=0

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

27x=189

x=189/27

x=7

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