-(1-11a)-7(a+9)=-108

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Solution for -(1-11a)-7(a+9)=-108 equation: 



-(1-11a)-7(a+9)=-108

We move all terms to the left:

-(1-11a)-7(a+9)-(-108)=0

We add all the numbers together, and all the variables

-(-11a+1)-7(a+9)-(-108)=0

We add all the numbers together, and all the variables

-(-11a+1)-7(a+9)+108=0

We multiply parentheses

-(-11a+1)-7a-63+108=0

We get rid of parentheses

11a-7a-1-63+108=0

We add all the numbers together, and all the variables

4a+44=0

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

4a=-44

a=-44/4

a=-11

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