30=-7w+3(w-2)

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Solution for 30=-7w+3(w-2) equation: 



30=-7w+3(w-2)

We move all terms to the left:

30-(-7w+3(w-2))=0



We calculate terms in parentheses: -(-7w+3(w-2)), so:

-7w+3(w-2)

We multiply parentheses

-7w+3w-6

We add all the numbers together, and all the variables

-4w-6

Back to the equation:

-(-4w-6)



We get rid of parentheses

4w+6+30=0

We add all the numbers together, and all the variables

4w+36=0

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

4w=-36

w=-36/4

w=-9

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