This expression is already simplified.
Answer:
A
Step-by-step explanation:
I think that's da answer I hope it help ya
Carla = 5 years old
Jim = 2 years old
Peter = 15 years old
(Peter was 14 years old one year ago)
5+2=7
7x2=14 (14 is the age from one year ago meaning 15 is the current age)
15-2=13