2/7v=-4

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Solution for 2/7v=-4 equation: 



2/7v=-4

We move all terms to the left:

2/7v-(-4)=0



Domain of the equation: 7v!=0

v!=0/7

v!=0

v∈R



We add all the numbers together, and all the variables

2/7v+4=0

We multiply all the terms by the denominator


4*7v+2=0

Wy multiply elements

28v+2=0

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

28v=-2

v=-2/28

v=-1/14

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