-931=(-215)+(-2w)

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Solution for -931=(-215)+(-2w) equation: 



-931=(-215)+(-2w)

We move all terms to the left:

-931-((-215)+(-2w))=0



We calculate terms in parentheses: -((-215)+(-2w)), so:

(-215)+(-2w)

determiningTheFunctionDomain
(-2w)+(-215)

We add all the numbers together, and all the variables

(-2w)-215

We get rid of parentheses

-2w-215

Back to the equation:

-(-2w-215)



We get rid of parentheses

2w+215-931=0

We add all the numbers together, and all the variables

2w-716=0

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

2w=716

w=716/2

w=358

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