8(-w)+5=21

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Solution for 8(-w)+5=21 equation: 



8(-w)+5=21

We move all terms to the left:

8(-w)+5-(21)=0

We add all the numbers together, and all the variables

8(-1w)+5-21=0

We add all the numbers together, and all the variables

8(-1w)-16=0

We multiply parentheses

-8w-16=0

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

-8w=16

w=16/-8

w=-2

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