-27=3(a-3)

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Solution for -27=3(a-3) equation: 



-27=3(a-3)

We move all terms to the left:

-27-(3(a-3))=0



We calculate terms in parentheses: -(3(a-3)), so:

3(a-3)

We multiply parentheses

3a-9

Back to the equation:

-(3a-9)



We get rid of parentheses

-3a+9-27=0

We add all the numbers together, and all the variables

-3a-18=0

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

-3a=18

a=18/-3

a=-6

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