-12=3(q+1)

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Solution for -12=3(q+1) equation: 



-12=3(q+1)

We move all terms to the left:

-12-(3(q+1))=0



We calculate terms in parentheses: -(3(q+1)), so:

3(q+1)

We multiply parentheses

3q+3

Back to the equation:

-(3q+3)



We get rid of parentheses

-3q-3-12=0

We add all the numbers together, and all the variables

-3q-15=0

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

-3q=15

q=15/-3

q=-5

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