20=8+3w

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Solution for 20=8+3w equation: 



20=8+3w

We move all terms to the left:

20-(8+3w)=0

We add all the numbers together, and all the variables

-(3w+8)+20=0

We get rid of parentheses

-3w-8+20=0

We add all the numbers together, and all the variables

-3w+12=0

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

-3w=-12

w=-12/-3

w=+4

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