-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 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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