v-3.8=4,2

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Solution for v-3.8=4,2 equation: 



v-3.8=4.2

We move all terms to the left:

v-3.8-(4.2)=0

We add all the numbers together, and all the variables

v-8=0

We move all terms containing v to the left, all other terms to the right

v=8

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