-8=-2/u

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Solution for -8=-2/u equation: 



-8=-2/u

We move all terms to the left:

-8-(-2/u)=0



Domain of the equation: u)!=0

u!=0/1

u!=0

u∈R



We get rid of parentheses

2/u-8=0

We multiply all the terms by the denominator


-8*u+2=0

We add all the numbers together, and all the variables

-8u+2=0

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

-8u=-2

u=-2/-8

u=1/4

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