84=2w+2(w+6)

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Solution for 84=2w+2(w+6) equation: 



84=2w+2(w+6)

We move all terms to the left:

84-(2w+2(w+6))=0



We calculate terms in parentheses: -(2w+2(w+6)), so:

2w+2(w+6)

We multiply parentheses

2w+2w+12

We add all the numbers together, and all the variables

4w+12

Back to the equation:

-(4w+12)



We get rid of parentheses

-4w-12+84=0

We add all the numbers together, and all the variables

-4w+72=0

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

-4w=-72

w=-72/-4

w=+18

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