18=8+w+3

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Solution for 18=8+w+3 equation: 



18=8+w+3

We move all terms to the left:

18-(8+w+3)=0

We add all the numbers together, and all the variables

-(w+11)+18=0

We get rid of parentheses

-w-11+18=0

We add all the numbers together, and all the variables

-1w+7=0

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

-w=-7

w=-7/-1

w=+7

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