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4v=19.2
We move all terms to the left:
4v-(19.2)=0
We add all the numbers together, and all the variables
4v-19.2=0
We move all terms containing v to the left, all other terms to the right
4v=19.2
v=19.2/4
v=4+2.66666666667/3.33333333333
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