can someone help me with this?

Answer:
0, 24
1, 21
2, 18
3, 15
Step-by-step explanation:
you can subtract 3 chocolates for each night. you can also plug in the numbers into "y = mx+b", which would be "y = -3x + 24" in this case because you start with 24 and you're subtracting 3 for every night (x)