-1/3u=20

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Solution for -1/3u=20 equation: 



-1/3u=20

We move all terms to the left:

-1/3u-(20)=0



Domain of the equation: 3u!=0

u!=0/3

u!=0

u∈R



We multiply all the terms by the denominator


-20*3u-1=0

Wy multiply elements

-60u-1=0

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

-60u=1

u=1/-60

u=-1/60

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