Answer:
b = 7
Step-by-step explanation:
-144 = 8(3-3b)
-18 = 3-3b
-21 = -3b
16,000 starfish
year 0: 1000
year 1: 2000
year 2: 4000
year 3: 8000
year 4: 16000
Answer: y=x-4
Step-by-step explanation: The y value is exactly x minus four.