-9=3/7w

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Solution for -9=3/7w equation: 



-9=3/7w

We move all terms to the left:

-9-(3/7w)=0



Domain of the equation: 7w)!=0

w!=0/1

w!=0

w∈R



We add all the numbers together, and all the variables

-(+3/7w)-9=0

We get rid of parentheses

-3/7w-9=0

We multiply all the terms by the denominator


-9*7w-3=0

Wy multiply elements

-63w-3=0

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

-63w=3

w=3/-63

w=-1/21

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