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Rohan is twice as old as Mahi. Seven years ago, the sum of their ages was 31 . How old is Mahi now?

Solución

Rohan is twice as old as Mahi. Seven years ago, the sum of their ages was 31 . How old is Mahi now?

Solución

Mahi^{'} s age is : 15

Pasos de solución

Translate the problem into an equation:

2 x - 7 + x - 7 = 31

Resolver para

x, 2 x - 7 + x - 7 = 31 : x = 15

Mahi^{'} s age is : 15

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