After 1 year, the father's age will be 4 times the age of his son. After 5 years, the father's age will be three times the age of his son. Find the age of the father and his son.

Solución

Solución

Father^{'} s age is : 31

Boy^{'} s age is : 7

Pasos de solución

Translate the problem into an equation:

x + 1 = 4 (y + 1), x + 5 = 3 (y + 5)

x + 1 = 4 (y + 1), x + 5 = 3 (y + 5) : x = 31, y = 7

Father^{'} s age is : 31

Boy^{'} s age is : 7

Ejemplos populares

The diámetro of a circle is 3 in. Find its area Find the area of two triángulos put together with a base of 9 and height of 3 the product of 3 and 4 less than a number equals-4 The área of a square garden is 81 m squared. How long is each side of the garden?Suppose Greg places 3000 in an account that pays 18% interest compounded each year.Assume that no withdrawals are made from the account. find the amount after 1 year