Answer:


Step-by-step explanation:
From the question we are told that
Sides difference 
Area difference 
Let first square be A
Let second square be B
Generally the area of a square is mathematically given by
Area of a square
Area of a square

Therefore from the equations above




Therefore
Side of the first square

Side of the second square.

Check answer

Answer:
b
Step-by-step explanation:
4 * 12 * x = 384
48 * x = 384
x = 8
Answer:
-13,-7,-3,0,3
-9,-4,-6,3,8
Step-by-step explanation:
3. B
4. A
5. D
I believe these are the answers but if i'm wrong then crud that's "BAD". =D