Question 25672
NOW Data:
Sammy is "x" yrs. old.
So Pris is "4x yrs. old.
4 YEARS FROM Now DATA:
Sammy will be x+4
Pris will be 4x+4
EQUATION:
In 4 years Pris will be 2 times as old as Sammy.
   4x+4=2(4x)
   4x+4=8x
    4x=4
     x=1  (Age of Sammy NOW)
    4x=4  (Pris's age NOW)

Cheers,
Stan H.