-9w+21=-3(3w-8)

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Solution for -9w+21=-3(3w-8) equation: 



-9w+21=-3(3w-8)

We move all terms to the left:

-9w+21-(-3(3w-8))=0



We calculate terms in parentheses: -(-3(3w-8)), so:

-3(3w-8)

We multiply parentheses

-9w+24

Back to the equation:

-(-9w+24)



We get rid of parentheses

-9w+9w-24+21=0

We add all the numbers together, and all the variables

-3!=0

There is no solution for this equation

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