SOLUTION: Ken is 1 year less than twice as old as his sister. If the sum of their ages is 14.

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Question 641162: Ken is 1 year less than twice as old as his sister. If the sum of their ages is 14.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint:

Let K = Ken's age and S = sister's age

So if "If the sum of their ages is 14.", then K+S = 14. Also, because "Ken is 1 year less than twice as old as his sister" we can say K = 2S - 1