-3x+18=-(-x-6)

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Solution for -3x+18=-(-x-6) equation: 



-3x+18=-(-x-6)

We move all terms to the left:

-3x+18-(-(-x-6))=0

We add all the numbers together, and all the variables

-3x-(-(-1x-6))+18=0



We calculate terms in parentheses: -(-(-1x-6)), so:

-(-1x-6)

We get rid of parentheses

1x+6

We add all the numbers together, and all the variables

x+6

Back to the equation:

-(x+6)



We get rid of parentheses

-3x-x-6+18=0

We add all the numbers together, and all the variables

-4x+12=0

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

-4x=-12

x=-12/-4

x=+3

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