7v+v=72

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Solution for 7v+v=72 equation: 



7v+v=72

We move all terms to the left:

7v+v-(72)=0

We add all the numbers together, and all the variables

8v-72=0

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

8v=72

v=72/8

v=9

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