7w+7=-9(w+1)

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Solution for 7w+7=-9(w+1) equation: 



7w+7=-9(w+1)

We move all terms to the left:

7w+7-(-9(w+1))=0



We calculate terms in parentheses: -(-9(w+1)), so:

-9(w+1)

We multiply parentheses

-9w-9

Back to the equation:

-(-9w-9)



We get rid of parentheses

7w+9w+9+7=0

We add all the numbers together, and all the variables

16w+16=0

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

16w=-16

w=-16/16

w=-1

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