3w+7-9w=4

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Solution for 3w+7-9w=4 equation: 



3w+7-9w=4

We move all terms to the left:

3w+7-9w-(4)=0

We add all the numbers together, and all the variables

-6w+3=0

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

-6w=-3

w=-3/-6

w=1/2

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