Question

fifteen years later, a man will be two times as old as he was 15 years ago. How old is he now ?​

Answer 1

Answer:

45 years old

Step-by-step explanation:

let man's age be x

therefore x + 15 = 2 ( x - 15 )

x + 15 = 2x - 30

30 + 15 = 2x - x

45 = x

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Answer 2

Step-by-step explanation:

Let the age of man be 'x years'

Age of man after 15 years =x+15 years

Age of man age 15 years=x-15 years

As per the data,

x+15=2(x-15)

x+15=2x-30

2x-x=15+30

x=45

Therefore, present age of man is 45 years

Hope it helps you..