Question

In four years’ time, I shall be five times as old as I was sixteen years ago. How old am I?

Answer 1

Answer:

21

Step-by-step explanation:

Let his present age be x

(x+4)=(x-16)×5

x+4=5x-80

4x=84

x=21

Answer 2

Answer:

In four years time, I shall be five times as old as I was sixteen years ago. How old am I?

:

Let your present age = a

:

a + 4 = 5(a - 16)

a + 4 = 5a - 80

4 + 80 = 5a - a

84 = 4a

a = 84%2F4

a = 21 is your present age