Answer:
Step-by-step explanation:
Grandma Gertrude gave pieces of jewelry = 13
Grandma Fien gave y pieces of jewelry
Total no. of jewelry = 13+y
There are 5 Carlson sisters. They are asked to divide evenly among themselves.
So,5 sisters will get jewelry = 13+y
So, 1 sister will get jewelry = 
Hence each sister will receive