2w+9=7

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Solution for 2w+9=7 equation: 



2w+9=7

We move all terms to the left:

2w+9-(7)=0

We add all the numbers together, and all the variables

2w+2=0

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

2w=-2

w=-2/2

w=-1

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