4x+12=-3(2x+6)

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Solution for 4x+12=-3(2x+6) equation: 



4x+12=-3(2x+6)

We move all terms to the left:

4x+12-(-3(2x+6))=0



We calculate terms in parentheses: -(-3(2x+6)), so:

-3(2x+6)

We multiply parentheses

-6x-18

Back to the equation:

-(-6x-18)



We get rid of parentheses

4x+6x+18+12=0

We add all the numbers together, and all the variables

10x+30=0

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

10x=-30

x=-30/10

x=-3

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