Answer:
64
Step-by-step explanation:
Each side length is being multiplied by 8
The pattern rule is minus 57.
564 - 57 = 507.
The answer is 507.
Answer: The answer is; x=-3
Step-by-step explanation: (The work is in the image below)
Additional note: hey! I hope that this helps you! Have a good day!
80
-4,-1,2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80.