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2v-54=21-1v+1v
We move all terms to the left:
2v-54-(21-1v+1v)=0
We add all the numbers together, and all the variables
2v-54-21=0
We add all the numbers together, and all the variables
2v-75=0
We move all terms containing v to the left, all other terms to the right
2v=75
v=75/2
v=37+1/2
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