9+x=2(2x-6)

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Solution for 9+x=2(2x-6) equation: 



9+x=2(2x-6)

We move all terms to the left:

9+x-(2(2x-6))=0



We calculate terms in parentheses: -(2(2x-6)), so:

2(2x-6)

We multiply parentheses

4x-12

Back to the equation:

-(4x-12)



We get rid of parentheses

x-4x+12+9=0

We add all the numbers together, and all the variables

-3x+21=0

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

-3x=-21

x=-21/-3

x=+7

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