SOLUTION: Kres is 7 years older than Kyle. Fourteen years ago, Kres is twice as old as Kyle. What are their present age?

Question 1169898: Kres is 7 years older than Kyle. Fourteen years ago, Kres is twice as old as Kyle. What are their present age?
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
y+7, Kres
y, Kyle

.
.
Answer by ikleyn(52787) (Show Source): You can put this solution on YOUR website!
.

Fourteen years ago, Kres is 7 years older than Kyle and twice as old as Kyle, at the same time. Hence, 7 years ago Kres was 14 years old, while Kyle was 7 years old. THEREFORE, their current ages are 14 years more, i.e. 28 and 21 years, respectively.

Solved mentally in 3 lines, without using equations.

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