12=-7+3(x+4)

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Solution for 12=-7+3(x+4) equation: 



12=-7+3(x+4)

We move all terms to the left:

12-(-7+3(x+4))=0



We calculate terms in parentheses: -(-7+3(x+4)), so:

-7+3(x+4)

determiningTheFunctionDomain
3(x+4)-7

We multiply parentheses

3x+12-7

We add all the numbers together, and all the variables

3x+5

Back to the equation:

-(3x+5)



We get rid of parentheses

-3x-5+12=0

We add all the numbers together, and all the variables

-3x+7=0

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

-3x=-7

x=-7/-3

x=2+1/3

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