4/5w=-21

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Solution for 4/5w=-21 equation: 



4/5w=-21

We move all terms to the left:

4/5w-(-21)=0



Domain of the equation: 5w!=0

w!=0/5

w!=0

w∈R



We add all the numbers together, and all the variables

4/5w+21=0

We multiply all the terms by the denominator


21*5w+4=0

Wy multiply elements

105w+4=0

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

105w=-4

w=-4/105

w=-4/105

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