Question

Tiffany is 34years old and Vanessa is 6years old. How many years will it take until Tiffany is only 3times as old as Vanessa?

Answer 1

let x years be the time needed
34+x=3(6+x)
34+x=18+3x
16=2x
x=8
so it takes 8 years
(Tiffany becomes 42 and Vanessa becomes 14)