7=3w-(-4)

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Solution for 7=3w-(-4) equation: 



7=3w-(-4)

We move all terms to the left:

7-(3w-(-4))=0



We calculate terms in parentheses: -(3w-(-4)), so:

3w-(-4)

We add all the numbers together, and all the variables

3w+4

Back to the equation:

-(3w+4)



We get rid of parentheses

-3w-4+7=0

We add all the numbers together, and all the variables

-3w+3=0

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

-3w=-3

w=-3/-3

w=1

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