30=3v+4(v-3)

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Solution for 30=3v+4(v-3) equation: 



30=3v+4(v-3)

We move all terms to the left:

30-(3v+4(v-3))=0



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

3v+4(v-3)

We multiply parentheses

3v+4v-12

We add all the numbers together, and all the variables

7v-12

Back to the equation:

-(7v-12)



We get rid of parentheses

-7v+12+30=0

We add all the numbers together, and all the variables

-7v+42=0

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

-7v=-42

v=-42/-7

v=+6

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