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(2w+2)+w=40
We move all terms to the left:
(2w+2)+w-(40)=0
We add all the numbers together, and all the variables
w+(2w+2)-40=0
We get rid of parentheses
w+2w+2-40=0
We add all the numbers together, and all the variables
3w-38=0
We move all terms containing w to the left, all other terms to the right
3w=38
w=38/3
w=12+2/3
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