8v+13=2v+31

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Solution for 8v+13=2v+31 equation: 



8v+13=2v+31

We move all terms to the left:

8v+13-(2v+31)=0

We get rid of parentheses

8v-2v-31+13=0

We add all the numbers together, and all the variables

6v-18=0

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

6v=18

v=18/6

v=3

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