80 is the perimeter of the larger rectangle because the sides of the smaller one is 6,6,4 and 4 because they add up to 20. If you multiple each by 4 you get 24, 24, 16, and 16. When you add them together you get 80.
Answer: x= 7
Step-by-step explanation:
Answer: A.
Both investments are decreasing in value, and investment A is decreasing in value faster.
Step-by-step explanation: