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-3.3+7v=19.1
We move all terms to the left:
-3.3+7v-(19.1)=0
We add all the numbers together, and all the variables
7v-22.4=0
We move all terms containing v to the left, all other terms to the right
7v=22.4
v=22.4/7
v=3+1/5
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