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10 lbs less than twice John's weight is 90 lbs, the weight of his sister Sue. How much does John weigh?

10 lbs less than twice John's weight is 90 lbs, the weight of his sister Sue. How much does John weigh?
asked 20.0k views
4 votes
10 lbs less than twice John's weight is 90 lbs, the weight of his sister Sue. How much does John weigh?

asked
User ZigiZ
by
7.5k points

2 Answers

3 votes
It would be 170 pounds
answered
User Max Imax
by
8.7k points
3 votes

Answer:

John's weight is 50 lbs.

Explanation:

2j -10 =90

+10 +10

2/2j =100/2

j=50

answered
User Christopher Souvey
by
8.6k points
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