7v+15=2v+40

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Solution for 7v+15=2v+40 equation: 



7v+15=2v+40

We move all terms to the left:

7v+15-(2v+40)=0

We get rid of parentheses

7v-2v-40+15=0

We add all the numbers together, and all the variables

5v-25=0

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

5v=25

v=25/5

v=5

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