-12=3(v+4)-7v

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Solution for -12=3(v+4)-7v equation: 



-12=3(v+4)-7v

We move all terms to the left:

-12-(3(v+4)-7v)=0



We calculate terms in parentheses: -(3(v+4)-7v), so:

3(v+4)-7v

We add all the numbers together, and all the variables

-7v+3(v+4)

We multiply parentheses

-7v+3v+12

We add all the numbers together, and all the variables

-4v+12

Back to the equation:

-(-4v+12)



We get rid of parentheses

4v-12-12=0

We add all the numbers together, and all the variables

4v-24=0

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

4v=24

v=24/4

v=6

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