4v+9=2v-7

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Solution for 4v+9=2v-7 equation: 



4v+9=2v-7

We move all terms to the left:

4v+9-(2v-7)=0

We get rid of parentheses

4v-2v+7+9=0

We add all the numbers together, and all the variables

2v+16=0

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

2v=-16

v=-16/2

v=-8

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