7v+v=64

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Solution for 7v+v=64 equation: 



7v+v=64

We move all terms to the left:

7v+v-(64)=0

We add all the numbers together, and all the variables

8v-64=0

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

8v=64

v=64/8

v=8

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