2/5v=4

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Solution for 2/5v=4 equation: 



2/5v=4

We move all terms to the left:

2/5v-(4)=0



Domain of the equation: 5v!=0

v!=0/5

v!=0

v∈R



We multiply all the terms by the denominator


-4*5v+2=0

Wy multiply elements

-20v+2=0

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

-20v=-2

v=-2/-20

v=1/10

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