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7+v/20.48=15
We move all terms to the left:
7+v/20.48-(15)=0
We add all the numbers together, and all the variables
v/20.48-8=0
We multiply all the terms by the denominator
v-8*20.48=0
We add all the numbers together, and all the variables
v-163.84=0
We move all terms containing v to the left, all other terms to the right
v=163.84
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