7=3w-(-1)

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Solution for 7=3w-(-1) equation: 



7=3w-(-1)

We move all terms to the left:

7-(3w-(-1))=0



We calculate terms in parentheses: -(3w-(-1)), so:

3w-(-1)

We add all the numbers together, and all the variables

3w+1

Back to the equation:

-(3w+1)



We get rid of parentheses

-3w-1+7=0

We add all the numbers together, and all the variables

-3w+6=0

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

-3w=-6

w=-6/-3

w=+2

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