7(w+3)-3w=9

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Solution for 7(w+3)-3w=9 equation: 



7(w+3)-3w=9

We move all terms to the left:

7(w+3)-3w-(9)=0

We add all the numbers together, and all the variables

-3w+7(w+3)-9=0

We multiply parentheses

-3w+7w+21-9=0

We add all the numbers together, and all the variables

4w+12=0

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

4w=-12

w=-12/4

w=-3

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