39=7v+3(v+3)

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Solution for 39=7v+3(v+3) equation: 



39=7v+3(v+3)

We move all terms to the left:

39-(7v+3(v+3))=0



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

7v+3(v+3)

We multiply parentheses

7v+3v+9

We add all the numbers together, and all the variables

10v+9

Back to the equation:

-(10v+9)



We get rid of parentheses

-10v-9+39=0

We add all the numbers together, and all the variables

-10v+30=0

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

-10v=-30

v=-30/-10

v=+3

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