10
N
3
Rachel is 3 years older than Sarah. Their ages add to 67. Which of the following systems correctly models this
situation?
A 1r-s=3
(r+s= 67
B. fr-s= 67
r+s= 3
c. [sr=3
Ir-s=67
D
(s-r=3
(r+s= 67​