-4v-12=-2(v+9)

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Solution for -4v-12=-2(v+9) equation: 



-4v-12=-2(v+9)

We move all terms to the left:

-4v-12-(-2(v+9))=0



We calculate terms in parentheses: -(-2(v+9)), so:

-2(v+9)

We multiply parentheses

-2v-18

Back to the equation:

-(-2v-18)



We get rid of parentheses

-4v+2v+18-12=0

We add all the numbers together, and all the variables

-2v+6=0

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

-2v=-6

v=-6/-2

v=+3

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