4v+7=21

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Solution for 4v+7=21 equation: 



4v+7=21

We move all terms to the left:

4v+7-(21)=0

We add all the numbers together, and all the variables

4v-14=0

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

4v=14

v=14/4

v=3+1/2

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