-84=-3(-2-5v)

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Solution for -84=-3(-2-5v) equation: 



-84=-3(-2-5v)

We move all terms to the left:

-84-(-3(-2-5v))=0

We add all the numbers together, and all the variables

-(-3(-5v-2))-84=0



We calculate terms in parentheses: -(-3(-5v-2)), so:

-3(-5v-2)

We multiply parentheses

15v+6

Back to the equation:

-(15v+6)



We get rid of parentheses

-15v-6-84=0

We add all the numbers together, and all the variables

-15v-90=0

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

-15v=90

v=90/-15

v=-6

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