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6+v/2=13
We move all terms to the left:
6+v/2-(13)=0
We add all the numbers together, and all the variables
v/2-7=0
We multiply all the terms by the denominator
v-7*2=0
We add all the numbers together, and all the variables
v-14=0
We move all terms containing v to the left, all other terms to the right
v=14
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