30=2-7w

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Solution for 30=2-7w equation: 



30=2-7w

We move all terms to the left:

30-(2-7w)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

7w-2+30=0

We add all the numbers together, and all the variables

7w+28=0

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

7w=-28

w=-28/7

w=-4

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