Elli's age is in 10 years will be the same as Peggy's age now. Five years from now, Peggy's age will be twice Elli's age. What are their present ages?

Solution

Solution

Elli^{'} s age is : 5

Peggy^{'} s age is : 15

Solution steps

Translate the problem into an equation:

y = x + 10, y + 5 = 2 (x + 5)

y = x + 10, y + 5 = 2 (x + 5) : x = 5, y = 15

Elli^{'} s age is : 5

Peggy^{'} s age is : 15

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