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Aftab tells his daughter, Seven years...

Aftab tells his daughter, Seven years ago, I was seven times as old as you were then. Also, three years from now, I shall be three times as old as you will be. Is not this interesting? Represent this situation algebraically and graphically.

Text Solution

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let the present age of aftab = `x`yrs
present age of his daughter`= y`yrs
seven years ago
aftab age`(x-9)`
daughter age`(y-7)`
acc to question
`(x-7) = 7x(y-7)`
`x-7 = 7y-49`
...
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