Question

At the birth of his son, ali's age is 32 and after how many years its age become 5 times of his son's age?

Answer 1

Answer:

8 years

Step-by-step explanation:

5x=32+x

4x=32

x=8 year

Answer 2

"After 8 years Ali's age" becomes 5 times of his son's age.

Step-by-step explanation:

At the birth of his son, Ali's age = 32 years

Let after x years,

Ali's age = 5x years

To find, after how many years its age become 5 times of his son's age = ?

According to question,

∴ 5x = 32 + x

⇒ 5x - x  = 32

⇒ 4x = 32

⇒ x = $\dfrac{32}{4}$

⇒ x = 8

Thus, "after 8 years Ali's age" becomes 5 times of his son's age.