8-5v=-7

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Solution for 8-5v=-7 equation: 



8-5v=-7

We move all terms to the left:

8-5v-(-7)=0

We add all the numbers together, and all the variables

-5v+15=0

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

-5v=-15

v=-15/-5

v=+3

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