-31+18w=77

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Solution for -31+18w=77 equation: 



-31+18w=77

We move all terms to the left:

-31+18w-(77)=0

We add all the numbers together, and all the variables

18w-108=0

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

18w=108

w=108/18

w=6

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