-18=-9+3(s+8)

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Solution for -18=-9+3(s+8) equation: 



-18=-9+3(s+8)

We move all terms to the left:

-18-(-9+3(s+8))=0



We calculate terms in parentheses: -(-9+3(s+8)), so:

-9+3(s+8)

determiningTheFunctionDomain
3(s+8)-9

We multiply parentheses

3s+24-9

We add all the numbers together, and all the variables

3s+15

Back to the equation:

-(3s+15)



We get rid of parentheses

-3s-15-18=0

We add all the numbers together, and all the variables

-3s-33=0

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

-3s=33

s=33/-3

s=-11

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