Question 1046975
Sipho is 6 years older than Betty.
Let x represent Betty's age now.  Sipho then is (x+6)
in 3years...Sipho will be twice as old as Betty
(x+6) + 3 = 2(x+3)
3 = x, Betty's age now.  Sipho is 9 {{{3+6}}}
AND
in three years..
9 + 3 = 2*6  CHECKS Sipho is twice as old as Betty