-6w-21=-3(w+5)

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Solution for -6w-21=-3(w+5) equation: 



-6w-21=-3(w+5)

We move all terms to the left:

-6w-21-(-3(w+5))=0



We calculate terms in parentheses: -(-3(w+5)), so:

-3(w+5)

We multiply parentheses

-3w-15

Back to the equation:

-(-3w-15)



We get rid of parentheses

-6w+3w+15-21=0

We add all the numbers together, and all the variables

-3w-6=0

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

-3w=6

w=6/-3

w=-2

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