-(9a+2)-a=11+3a

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Solution for -(9a+2)-a=11+3a equation: 



-(9a+2)-a=11+3a

We move all terms to the left:

-(9a+2)-a-(11+3a)=0

We add all the numbers together, and all the variables

-(9a+2)-a-(3a+11)=0

We add all the numbers together, and all the variables

-1a-(9a+2)-(3a+11)=0

We get rid of parentheses

-1a-9a-3a-2-11=0

We add all the numbers together, and all the variables

-13a-13=0

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

-13a=13

a=13/-13

a=-1

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