9w-3w=42

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Solution for 9w-3w=42 equation: 



9w-3w=42

We move all terms to the left:

9w-3w-(42)=0

We add all the numbers together, and all the variables

6w-42=0

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

6w=42

w=42/6

w=7

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