31=17-2(-4-2w)

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Solution for 31=17-2(-4-2w) equation: 



31=17-2(-4-2w)

We move all terms to the left:

31-(17-2(-4-2w))=0

We add all the numbers together, and all the variables

-(17-2(-2w-4))+31=0



We calculate terms in parentheses: -(17-2(-2w-4)), so:

17-2(-2w-4)

determiningTheFunctionDomain
-2(-2w-4)+17

We multiply parentheses

4w+8+17

We add all the numbers together, and all the variables

4w+25

Back to the equation:

-(4w+25)



We get rid of parentheses

-4w-25+31=0

We add all the numbers together, and all the variables

-4w+6=0

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

-4w=-6

w=-6/-4

w=1+1/2

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