Question

After 12 years ,I shall be 3 times as old as I was 4 year ago.Find my Present age.
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Answer 1

Answer:

let present age be x

x+12=(x-4)3

x+12=3x-12

3x-x=12+12

2x=24

x=12

present age is 12

Hope it help

with regards from ifra..