-a-8a=-9-6a

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Solution for -a-8a=-9-6a equation: 



-a-8a=-9-6a

We move all terms to the left:

-a-8a-(-9-6a)=0

We add all the numbers together, and all the variables

-a-8a-(-6a-9)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

-9a+6a+9=0

We add all the numbers together, and all the variables

-3a+9=0

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

-3a=-9

a=-9/-3

a=+3

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