3(v+7)-9=-3(1-2v)

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Solution for 3(v+7)-9=-3(1-2v) equation: 



3(v+7)-9=-3(1-2v)

We move all terms to the left:

3(v+7)-9-(-3(1-2v))=0

We add all the numbers together, and all the variables

3(v+7)-(-3(-2v+1))-9=0

We multiply parentheses

3v-(-3(-2v+1))+21-9=0



We calculate terms in parentheses: -(-3(-2v+1)), so:

-3(-2v+1)

We multiply parentheses

6v-3

Back to the equation:

-(6v-3)



We add all the numbers together, and all the variables

3v-(6v-3)+12=0

We get rid of parentheses

3v-6v+3+12=0

We add all the numbers together, and all the variables

-3v+15=0

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

-3v=-15

v=-15/-3

v=+5

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