-9=-3(2x-4)

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Solution for -9=-3(2x-4) equation: 



-9=-3(2x-4)

We move all terms to the left:

-9-(-3(2x-4))=0



We calculate terms in parentheses: -(-3(2x-4)), so:

-3(2x-4)

We multiply parentheses

-6x+12

Back to the equation:

-(-6x+12)



We get rid of parentheses

6x-12-9=0

We add all the numbers together, and all the variables

6x-21=0

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

6x=21

x=21/6

x=3+1/2

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