2w+9=8+21

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Solution for 2w+9=8+21 equation:



2w+9=8+21
We move all terms to the left:
2w+9-(8+21)=0
We add all the numbers together, and all the variables
2w+9-29=0
We add all the numbers together, and all the variables
2w-20=0
We move all terms containing w to the left, all other terms to the right
2w=20
w=20/2
w=10

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