2x+7=-(12-3x)

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Solution for 2x+7=-(12-3x) equation: 



2x+7=-(12-3x)

We move all terms to the left:

2x+7-(-(12-3x))=0

We add all the numbers together, and all the variables

2x-(-(-3x+12))+7=0



We calculate terms in parentheses: -(-(-3x+12)), so:

-(-3x+12)

We get rid of parentheses

3x-12

Back to the equation:

-(3x-12)



We get rid of parentheses

2x-3x+12+7=0

We add all the numbers together, and all the variables

-1x+19=0

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

-x=-19

x=-19/-1

x=+19

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