12-3(2w+1)=9w-(9+w)

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Solution for 12-3(2w+1)=9w-(9+w) equation: 



12-3(2w+1)=9w-(9+w)

We move all terms to the left:

12-3(2w+1)-(9w-(9+w))=0

We add all the numbers together, and all the variables

-3(2w+1)-(9w-(w+9))+12=0

We multiply parentheses

-6w-(9w-(w+9))-3+12=0



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

9w-(w+9)

We get rid of parentheses

9w-w-9

We add all the numbers together, and all the variables

8w-9

Back to the equation:

-(8w-9)



We add all the numbers together, and all the variables

-6w-(8w-9)+9=0

We get rid of parentheses

-6w-8w+9+9=0

We add all the numbers together, and all the variables

-14w+18=0

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

-14w=-18

w=-18/-14

w=1+2/7

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