3(x+9)=-3(x+9)

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Solution for 3(x+9)=-3(x+9) equation: 



3(x+9)=-3(x+9)

We move all terms to the left:

3(x+9)-(-3(x+9))=0

We multiply parentheses

3x-(-3(x+9))+27=0



We calculate terms in parentheses: -(-3(x+9)), so:

-3(x+9)

We multiply parentheses

-3x-27

Back to the equation:

-(-3x-27)



We get rid of parentheses

3x+3x+27+27=0

We add all the numbers together, and all the variables

6x+54=0

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

6x=-54

x=-54/6

x=-9

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