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-w=2w-13
We move all terms to the left:
-w-(2w-13)=0
We add all the numbers together, and all the variables
-1w-(2w-13)=0
We get rid of parentheses
-1w-2w+13=0
We add all the numbers together, and all the variables
-3w+13=0
We move all terms containing w to the left, all other terms to the right
-3w=-13
w=-13/-3
w=4+1/3
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