SOLUTION: The sum of the ages of Ron and his sister is 20. Ron's age decreased by twice his sister's age, is 2. Find the age of each.

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Question 268703: The sum of the ages of Ron and his sister is 20. Ron's age decreased by twice his sister's age, is 2. Find the age of each.
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
R + S = 20
R - 2S = 2
subtract down to get
3S = 18
S = 6
R = 14