80=7v+3

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Solution for 80=7v+3 equation: 



80=7v+3

We move all terms to the left:

80-(7v+3)=0

We get rid of parentheses

-7v-3+80=0

We add all the numbers together, and all the variables

-7v+77=0

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

-7v=-77

v=-77/-7

v=+11

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