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Bert is 5 times as old as Ernie. Nine years ago, the sum of their ages was 48. Determine both their ages now.

Solución

Bert is 5 times as old as Ernie. Nine years ago, the sum of their ages was 48. Determine both their ages now.

Solución

Ernie^{'} s age is : 11

Bert^{'} s age is : 55

Pasos de solución

Translate the problem into an equation:

5 x - 9 + x - 9 = 48

Resolver para

x, 5 x - 9 + x - 9 = 48 : x = 11

Hallar age

Ernie^{'} s age is : 11

Bert^{'} s age is : 55

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