-3w+9w=-18

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Solution for -3w+9w=-18 equation: 



-3w+9w=-18

We move all terms to the left:

-3w+9w-(-18)=0

We add all the numbers together, and all the variables

6w+18=0

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

6w=-18

w=-18/6

w=-3

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