-7/5w=-21

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Solution for -7/5w=-21 equation: 



-7/5w=-21

We move all terms to the left:

-7/5w-(-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

-7/5w+21=0

We multiply all the terms by the denominator


21*5w-7=0

Wy multiply elements

105w-7=0

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

105w=7

w=7/105

w=1/15

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