Yes, because (12) is referring to a page number.
I mean, if you're writing an essay, this would be correct. But if you're just stating your opinion, that's wouldn't need to be cited.
Answer:
"Once upon a midnight dreary, while I pondered, weak and weary,"
Explanation:
This makes the tone gloomy because it informs the reader(s) that Poe is weak and weary. When someone is upset or gloomy they are tired, week, weary because they don't want to do anything. So this line would help create gloomy tone of the poem.
Answer:
p=1
Explanation:
w=2p-3z
replace the variables with the known values
-10 = 2p-12
add 12 to both sides
2=2p
divide both sides by 2
p=1
Answer:
all of these
Explanation:
hm im not too sure about it but hope it helps