8-(3+a)=a-9

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Solution for 8-(3+a)=a-9 equation: 



8-(3+a)=a-9

We move all terms to the left:

8-(3+a)-(a-9)=0

We add all the numbers together, and all the variables

-(a+3)-(a-9)+8=0

We get rid of parentheses

-a-a-3+9+8=0

We add all the numbers together, and all the variables

-2a+14=0

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

-2a=-14

a=-14/-2

a=+7

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