Question 368928
let cathy be x
chris is x+6
..
after  2 years
cathy x+2
chris =(x+6+2)
..
(x+8)=2(x+2)
x+8=2x+4
x=4 cathy's age now
chris will be 10 years now.
after 5 years
cathy = 9 years
chris = 15 years
..
m.ananth@hotmail.ca