Answer:
it is B
Step-by-step explanation:
i just did it
Answer:
Copy and paste the question
Step-by-step explanation:
simple
R = 10a - 20
ur revenue totaled 110...so R = 110
110 = 10a - 20
110 + 20 = 10a
130 = 10a
130/10 = a
13 = a <== so u spent $13 on advertising
Answer:
nothing there
Step-by-step explanation:
help with what