Question

the age of a man 7 years ago was 7 times the age of the son father's age after 3 years will be three times the age of the son find their present ages​

Answer 1

Let present age of father = x

" ". " of son = y

Seven yrs ago ,

x-7= 7(y-7) ...........(1)

After three yrs ,

x+3 =(y+3)3.........(2)

now , you can solve further by equating both equations .

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