3+9=-2(2x-6)

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Solution for 3+9=-2(2x-6) equation: 



3+9=-2(2x-6)

We move all terms to the left:

3+9-(-2(2x-6))=0

We add all the numbers together, and all the variables

-(-2(2x-6))+12=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

4x-12+12=0

We add all the numbers together, and all the variables

4x=0

x=0/4

x=0

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