After 7 years, the age of Reena will be 5 years less than 3 times of her age, 4 years back. What is Reena’s present age?

Let Reena’s present age be x years. After 7 years, her age will be = x + 7 4 years back, her age was = x - 4 Now according to question, => x + 7 = 3(x – 4) – 5 => x + 7 = 3x – 12 – 5 => x + 7 = 3x – 17 => x = 12 years

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