3(v-4)+4v=9

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Solution for 3(v-4)+4v=9 equation: 



3(v-4)+4v=9

We move all terms to the left:

3(v-4)+4v-(9)=0

We add all the numbers together, and all the variables

4v+3(v-4)-9=0

We multiply parentheses

4v+3v-12-9=0

We add all the numbers together, and all the variables

7v-21=0

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

7v=21

v=21/7

v=3

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