7=-(9x+11)

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Solution for 7=-(9x+11) equation: 



7=-(9x+11)

We move all terms to the left:

7-(-(9x+11))=0



We calculate terms in parentheses: -(-(9x+11)), so:

-(9x+11)

We get rid of parentheses

-9x-11

Back to the equation:

-(-9x-11)



We get rid of parentheses

9x+11+7=0

We add all the numbers together, and all the variables

9x+18=0

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

9x=-18

x=-18/9

x=-2

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