1/4,1/2,1/2,5/4,0,0,1,1,1,2,2
Answer:

Step-by-step explanation:
Grandma Gertrude gives 13 and Fien gives y.
The total amount of jewelry divided evenly between the 5 sisters:

Nothing further can be done without knowing another value.
6 x 5 = 30
4 x 4 = 16
30 + 16 = 46
There are 46 DVDs in total.
Image below, rotation for point (5,-2) gives you (2,5).
Answer:
1. x = - 1 -y over 2
2. x = -4(2+y) over 3
Step-by-step explanation: