A20-a18=a1+19d-a1-17d=2d =281-97
so
d=92
Answer:

Step-by-step explanation:
since
,

Answer:
The equation to find profit would be y=5.25x-1,150
I'm not sure of what exactly you are looking for, If you need something else let me know and I'll be happy to help!
Step-by-step explanation:
Answer:
1:1.25 2: 1.5 3: clusterd around
Step-by-step explanation:
i am smarte
Answer:
B
Step-by-step explanation: