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1.2=-3v+38.7
We move all terms to the left:
1.2-(-3v+38.7)=0
We get rid of parentheses
3v-38.7+1.2=0
We add all the numbers together, and all the variables
3v-37.5=0
We move all terms containing v to the left, all other terms to the right
3v=37.5
v=37.5/3
v=12+1/2
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