-7/3w=21

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Solution for -7/3w=21 equation: 



-7/3w=21

We move all terms to the left:

-7/3w-(21)=0



Domain of the equation: 3w!=0

w!=0/3

w!=0

w∈R



We multiply all the terms by the denominator


-21*3w-7=0

Wy multiply elements

-63w-7=0

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

-63w=7

w=7/-63

w=-1/9

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