3w+21=-8(w-4)

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Solution for 3w+21=-8(w-4) equation: 



3w+21=-8(w-4)

We move all terms to the left:

3w+21-(-8(w-4))=0



We calculate terms in parentheses: -(-8(w-4)), so:

-8(w-4)

We multiply parentheses

-8w+32

Back to the equation:

-(-8w+32)



We get rid of parentheses

3w+8w-32+21=0

We add all the numbers together, and all the variables

11w-11=0

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

11w=11

w=11/11

w=1

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