3v+4v=15

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Solution for 3v+4v=15 equation: 



3v+4v=15

We move all terms to the left:

3v+4v-(15)=0

We add all the numbers together, and all the variables

7v-15=0

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

7v=15

v=15/7

v=2+1/7

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