-(5a+9)+a=7

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Solution for -(5a+9)+a=7 equation: 



-(5a+9)+a=7

We move all terms to the left:

-(5a+9)+a-(7)=0

We add all the numbers together, and all the variables

a-(5a+9)-7=0

We get rid of parentheses

a-5a-9-7=0

We add all the numbers together, and all the variables

-4a-16=0

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

-4a=16

a=16/-4

a=-4

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