-4=-2/7v

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Solution for -4=-2/7v equation: 



-4=-2/7v

We move all terms to the left:

-4-(-2/7v)=0



Domain of the equation: 7v)!=0

v!=0/1

v!=0

v∈R



We get rid of parentheses

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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