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A father is 7times as old as his son. Two years ago, the father was 13 times as old asa his son. What are their preaent ages?

Solución

A father is 7times as old as his son. Two years ago, the father was 13 times as old asa his son. What are their preaent ages?

Solución

Boy^{'} s age is : 4

Father^{'} s age is : 28

Pasos de solución

Translate the problem into an equation:

7 x - 2 = 13 (x - 2)

Resolver para

x, 7 x - 2 = 13 (x - 2) : x = 4

Hallar age

Boy^{'} s age is : 4

Father^{'} s age is : 28

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