12+5v=-4(v-4)+7v

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Solution for 12+5v=-4(v-4)+7v equation: 



12+5v=-4(v-4)+7v

We move all terms to the left:

12+5v-(-4(v-4)+7v)=0



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

-4(v-4)+7v

We add all the numbers together, and all the variables

7v-4(v-4)

We multiply parentheses

7v-4v+16

We add all the numbers together, and all the variables

3v+16

Back to the equation:

-(3v+16)



We get rid of parentheses

5v-3v-16+12=0

We add all the numbers together, and all the variables

2v-4=0

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

2v=4

v=4/2

v=2

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