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Simplify the following expression in your notebook. Select the correct answer. 7 - 3[(n 3 + 8n) ÷ (-n) + 9n 2] -24n2 + 31 n3 - 24n2 + 31 9n2 - 24n + 7 21n + 31
answered
May 14, 2019
Mathematics
high-school
2
votes
32.9k
views
The reaction of iron with oxygen to form iron oxide is an example of an oxidation–reduction reaction: 4fe + 3o2 → 2fe2o3. in this reaction ______blank gains electrons and is _________blank.
answered
Jan 12, 2019
Chemistry
high-school
5
votes
46.8k
views
The three primary pollutant gases are_____ •carbon monoxide •carbon dioxide •oxygen •sulfur dioxide •nitrogen dioxide
answered
Dec 30, 2018
Biology
middle-school
1
vote
223k
views
What is the purpose of the villi and microvilli of the small intestine and the circular folds of the large intestine?
answered
Dec 20, 2018
Biology
high-school
3
votes
230k
views
The vertices of / are A(0, 3), B(2, –4), and C(–4, –6). / is rotated 180° counterclockwise about the origin to form /. What are the coordinates of the vertices of /? A. A’(–3, 0), B’(4, –2), C’(6, 4) B.
answered
Jun 6, 2018
Mathematics
high-school
4
votes
15.7k
views
Which graph shows a graph of a circle with equation?
answered
Jun 4, 2018
Mathematics
high-school
4
votes
34.5k
views
Some __________ are used for physician-assisted suicide and for execution by lethal injection
answered
Mar 18, 2018
Biology
high-school
5
votes
123k
views
Which political problems contributed to the fall of the western Roman empire? Select all that apply. A. reduction in the size of the imperial bureaucracy B. steep decline in the amount of available slave
answered
Feb 15, 2018
History
high-school
7
votes
44.2k
views
Words that end in /tion/ are what part of speech?
answered
Feb 6, 2018
English
middle-school
3
votes
50.6k
views
Straw: 1. Stalks of threshed grain, used as bedding and food for animals, for thatching, and for weaving or braiding, as into baskets. 2. Something, such as a hat or basket, made of straw. 3. A slender
answered
Jan 24, 2018
English
middle-school
5
votes
35.6k
views
Jerry Lewis is thinking about purchasing some life insurance. He goes to a company that is owned by shareholders. What type of life insurance company has he gone to? A. A stock life insurance company B.
answered
Oct 31, 2017
Business
high-school
3
votes
136k
views
Please help! What are the coordinates of the fourth point that could be connected with (–4, 7), (3, 7), and (3, –7) to form a rectangle? A. (–4, –7) B. (–3, 7) C. (–7, 4) D. (–7, –4) What is the distance
answered
Sep 19, 2017
Mathematics
middle-school
3
votes
21.3k
views
_______ was born in germany and studied in italy, but spent much of his creative life in england. bach handel vivaldi scarlatti
answered
Aug 28, 2017
History
high-school
2
votes
205k
views
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