12x+7=-(2x+9)

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Solution for 12x+7=-(2x+9) equation: 



12x+7=-(2x+9)

We move all terms to the left:

12x+7-(-(2x+9))=0



We calculate terms in parentheses: -(-(2x+9)), so:

-(2x+9)

We get rid of parentheses

-2x-9

Back to the equation:

-(-2x-9)



We get rid of parentheses

12x+2x+9+7=0

We add all the numbers together, and all the variables

14x+16=0

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

14x=-16

x=-16/14

x=-1+1/7

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