9(w-9)-2=-7+-7(w-8)

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Solution for 9(w-9)-2=-7+-7(w-8) equation: 



9(w-9)-2=-7+-7(w-8)

We move all terms to the left:

9(w-9)-2-(-7+-7(w-8))=0

We use the square of the difference formula

9(w-9)-(-7-7(w-8))-2=0

We multiply parentheses

9w-(-7-7(w-8))-81-2=0



We calculate terms in parentheses: -(-7-7(w-8)), so:

-7-7(w-8)

determiningTheFunctionDomain
-7(w-8)-7

We multiply parentheses

-7w+56-7

We add all the numbers together, and all the variables

-7w+49

Back to the equation:

-(-7w+49)



We add all the numbers together, and all the variables

9w-(-7w+49)-83=0

We get rid of parentheses

9w+7w-49-83=0

We add all the numbers together, and all the variables

16w-132=0

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

16w=132

w=132/16

w=8+1/4

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