3v-7=4v-8

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Solution for 3v-7=4v-8 equation: 



3v-7=4v-8

We move all terms to the left:

3v-7-(4v-8)=0

We get rid of parentheses

3v-4v+8-7=0

We add all the numbers together, and all the variables

-1v+1=0

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

-v=-1

v=-1/-1

v=1

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