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My mother is 39 years older than I am. 15 years ago, she was 3 more than triple my age.

Solución

My mother is 39 years older than I am. 15 years ago, she was 3 more than triple my age.

Solución

Mother^{'} s age is : 72

my age is : 33

Pasos de solución

Translate the problem into an equation:

x - 15 = 3 + 3 (x - 39 - 15)

Resolver para

x, x - 15 = 3 + 3 (x - 39 - 15) : x = 72

Hallar age

Mother^{'} s age is : 72

my age is : 33

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