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Jaime is 4 years younger than Willy. Twelve years ago, Willy was twice older than Jaime. Find their present ages.

Solução

Jaime is 4 years younger than Willy. Twelve years ago, Willy was twice older than Jaime. Find their present ages.

Solução

Jaime^{'} s age is : 16

Willy^{'} s age is : 20

Passos da solução

Translate the problem into an equation:

x + 4 - 12 = 2 (x - 12)

Resolver para

x, x + 4 - 12 = 2 (x - 12) : x = 16

Encontrar age

Jaime^{'} s age is : 16

Willy^{'} s age is : 20

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