2/7u=4

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Solution for 2/7u=4 equation: 



2/7u=4

We move all terms to the left:

2/7u-(4)=0



Domain of the equation: 7u!=0

u!=0/7

u!=0

u∈R



We multiply all the terms by the denominator


-4*7u+2=0

Wy multiply elements

-28u+2=0

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

-28u=-2

u=-2/-28

u=1/14

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