Question 619665
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
Percy is 47 years old and his son Zachary is 16 years old. 
In how many years' time{{{highlight(x)}}} will Percy be twice Zachary's age?
  47 + x = 2(16+x)
  47 + x = 32 +  2x
      15yrs = x