Question

After 12 years Uday will be 3 times as old as he was 4 years ago. Find his present age​

Answer 1

Step-by-step explanation:

Proceeding, x + 12 = 3y = 3(x-4). Simplifying, x + 12 = 3x - 12, leaving 2x = 24. Therefore, x = 12 years old = today's age.

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Answer 2

Answer:

Let x = current age and y= x - 4 be the age held 4 years ago. Proceeding, x + 12 = 3y = 3(x-4). Simplifying, x + 12 = 3x - 12, leaving 2x = 24

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