7w+4=-9(w-4)

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Solution for 7w+4=-9(w-4) equation: 



7w+4=-9(w-4)

We move all terms to the left:

7w+4-(-9(w-4))=0



We calculate terms in parentheses: -(-9(w-4)), so:

-9(w-4)

We multiply parentheses

-9w+36

Back to the equation:

-(-9w+36)



We get rid of parentheses

7w+9w-36+4=0

We add all the numbers together, and all the variables

16w-32=0

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

16w=32

w=32/16

w=2

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