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Question

Manish and Nitish are brothers. Manish is three years younger than Nitish. If Nitish age is x then find the algebraic expression for Manish’s age.

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Solution

Given that Manish is three years younger than Nitish. so, Manish's age is always three years less than Nitish's age. [1 mark]

For example,
If Nitish’s age is 12 years, his brother’s age would be 12 - 3 = 9 years.

So, if Nitish’s age is x, then the expression for Manish’s age would be (x3). [1 mark]


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