Problema Solution
Omega is four years older than Sigma. In seven years she will be twice as old as Sigma was five years ago. Find their ages now
Answer provided by our tutors
Let
x = the present age of Sigma
x + 4 = the present age of Omega (4 years older than Sigma)
(x + 4) + 7 = 2(x - 5)
........
click here to see the equation solved for x
........
x = 21 years
21 + 4 = 25 years
Omega is 25 years old now.
Sigma is 21 years old now.