SOLUTION: After losing 30 pounds, an individual weights 110 pound more than 1/3 his previous weight . Find the previous weight of the individual. I tried X/1/3 + 110

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Question 125927: After losing 30 pounds, an individual weights 110 pound more than 1/3 his previous weight . Find the previous weight of the individual.
I tried X/1/3 + 110

Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Let W = the individual's weight, then you can write:
W-30+=+W%2F3+%2B+110 Multiply through by 3 to clear the fraction.
3W-90+=+W%2B330 Subtract W from both sides.
2W-90+=+330 Add 90 to both sides.
2W+=+420 Finally, divide both sides by 2.
W+=+210
The individual previously weighed 210 lbs.
Check:
W-30+=+W%2F3+%2B+110 Substitute W = 210
210-30+=+210%2F3+%2B+110
180+=+70%2B110
180+=+180