-(a+9)=4(3-9)

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Solution for -(a+9)=4(3-9) equation: 



-(a+9)=4(3-9)

We move all terms to the left:

-(a+9)-(4(3-9))=0

We add all the numbers together, and all the variables

-(a+9)-(4(-6))=0

We add all the numbers together, and all the variables

-(a+9)+24=0

We get rid of parentheses

-a-9+24=0

We add all the numbers together, and all the variables

-1a+15=0

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

-a=-15

a=-15/-1

a=+15

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