afatb tell his daughte,"seven years ago, I was seven time as old as you were then. Also, three years from now, I shall be three times as old as you will be." Represent this situation algebrically and graphically
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let the current age of aftab be = x years
Let the current age of aftab's daughter's be = y years
Seven years ago,
Age of aftab = x - 7
Age of aftab's daughter's = y - 7
Aftab was seven times as old as Aftab's daughter.
(x-7) = 7(y-7)
(x-7) = 7y-49
x - 7 - 7y + 49 = 0
x - 7y + 42 = 0
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