-20=-5/4w

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Solution for -20=-5/4w equation: 



-20=-5/4w

We move all terms to the left:

-20-(-5/4w)=0



Domain of the equation: 4w)!=0

w!=0/1

w!=0

w∈R



We get rid of parentheses

5/4w-20=0

We multiply all the terms by the denominator


-20*4w+5=0

Wy multiply elements

-80w+5=0

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

-80w=-5

w=-5/-80

w=1/16

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