11+7=-2(2x-9)

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Solution for 11+7=-2(2x-9) equation: 



11+7=-2(2x-9)

We move all terms to the left:

11+7-(-2(2x-9))=0

We add all the numbers together, and all the variables

-(-2(2x-9))+18=0



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

-2(2x-9)

We multiply parentheses

-4x+18

Back to the equation:

-(-4x+18)



We get rid of parentheses

4x-18+18=0

We add all the numbers together, and all the variables

4x=0

x=0/4

x=0

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