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-v=3v+4
We move all terms to the left:
-v-(3v+4)=0
We add all the numbers together, and all the variables
-1v-(3v+4)=0
We get rid of parentheses
-1v-3v-4=0
We add all the numbers together, and all the variables
-4v-4=0
We move all terms containing v to the left, all other terms to the right
-4v=4
v=4/-4
v=-1
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