3(2v+7)=15(v-4)

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Solution for 3(2v+7)=15(v-4) equation: 



3(2v+7)=15(v-4)

We move all terms to the left:

3(2v+7)-(15(v-4))=0

We multiply parentheses

6v-(15(v-4))+21=0



We calculate terms in parentheses: -(15(v-4)), so:

15(v-4)

We multiply parentheses

15v-60

Back to the equation:

-(15v-60)



We get rid of parentheses

6v-15v+60+21=0

We add all the numbers together, and all the variables

-9v+81=0

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

-9v=-81

v=-81/-9

v=+9

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