help me with this. do with method. i want it fast
pls explain with easy method
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help me with this. do with method. i want it fast
pls explain with easy method
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present-
son = x
father = x + 30
after 12 yrs-
son = x + 12
father = x + 30 + 12 = x + 42
x + 42 = 2(x + 12)
=> x + 42 = 2x + 24
=> x = 18
present age -
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