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-2v=-2-4v
We move all terms to the left:
-2v-(-2-4v)=0
We add all the numbers together, and all the variables
-2v-(-4v-2)=0
We get rid of parentheses
-2v+4v+2=0
We add all the numbers together, and all the variables
2v+2=0
We move all terms containing v to the left, all other terms to the right
2v=-2
v=-2/2
v=-1
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