Answer:
plug n and r into the equation for the answers.
Step-by-step explanation:
Answer:
1~30
2~3
3~40
4~70
5~90
6~90
7~80
Step-by-step explanation:
subtract the total revenue from the total cost
Answer:
420
Step-by-step explanation:
sorry if im wrong
Answer:
y = -9x - 24
x = -27x - 84
Step-by-step explanation: