Two years ago, Xenon was three times as old as her nephew was then. In five years, Xenon will be only two times as old as her nephew. How old is each?

Solution

Solution

Xenon^{'} s age is : 23

Nephew^{'} s age is : 9

Solution steps

Translate the problem into an equation:

x - 2 = 3 (y - 2), x + 5 = 2 (y + 5)

x - 2 = 3 (y - 2), x + 5 = 2 (y + 5) : x = 23, y = 9

Xenon^{'} s age is : 23

Nephew^{'} s age is : 9

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