Question 297501
Let x = present age:
:
 In 5 yrs time, i will be three times as old as i was three years ago, 
x + 5 = 3(x - 3)
x + 5 = 3x - 9
5 + 9 = 3x - x
14 = 2x
x = {{{14/2}}}
x = 7 yrs old now
:
:
Check solution
7 + 5 = 3(7-3)