Question 1087117
J age 9 years ago was x, and it is now x+9
C's age 9 years ago was 6x, and it is now 6x+9
But 6x+9=2(x+9), since C's age is twice J's age
6x+9=2x+18
4x=9
x=2.25
6x=13.5
today,
x=11.25, 9+2.25
2x=22.5, 9+13.5