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3. (a) Given Munnu's age to be x years. can you guess what (x - 2) may show? (Hint: Think of Munnu's younger brother.)

Q. 3.     (a) Given Munnu’s age to be x years, can you guess what (x-2) may show? (Hint : Think of Munnu’s younger brother.)

                   Can you guess what (x+4) may show? What (3x+7) may show?

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(a) Munnu's age  = x years

    Munnu’s younger brother is 2years younger than him = (x-2) years

       Munnu’s elder  brother is 4years older than him = (x+4) years

  His father is 7 years more than thrice of his age = (3x+7)years

 

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