-2/5u=4

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Solution for -2/5u=4 equation: 



-2/5u=4

We move all terms to the left:

-2/5u-(4)=0



Domain of the equation: 5u!=0

u!=0/5

u!=0

u∈R



We multiply all the terms by the denominator


-4*5u-2=0

Wy multiply elements

-20u-2=0

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

-20u=2

u=2/-20

u=-1/10

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