11x-12=9(x+2)

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Solution for 11x-12=9(x+2) equation: 



11x-12=9(x+2)

We move all terms to the left:

11x-12-(9(x+2))=0



We calculate terms in parentheses: -(9(x+2)), so:

9(x+2)

We multiply parentheses

9x+18

Back to the equation:

-(9x+18)



We get rid of parentheses

11x-9x-18-12=0

We add all the numbers together, and all the variables

2x-30=0

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

2x=30

x=30/2

x=15

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