-(7)/(9)w=21

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Solution for -(7)/(9)w=21 equation: 



-(7)/(9)w=21

We move all terms to the left:

-(7)/(9)w-(21)=0



Domain of the equation: 9w!=0

w!=0/9

w!=0

w∈R



We multiply all the terms by the denominator


-21*9w-7=0

Wy multiply elements

-189w-7=0

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

-189w=7

w=7/-189

w=-1/27

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