Answers by Dany Khalife
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Answers by Dany Khalife

Answers by Dany Khalife
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3X squared plus 2X equals -4 number of solutions
answered Dec 11, 2020
7 votes
91.2k views
Africa is the biggest continent in the world, true or false?
answered Sep 26, 2020
3 votes
170k views
Which statements about the circulatory system of a mollusk are true? Select all that apply. A Gas exchanges takes place by diffusion. B It is an open system. C It is a closed system. D Blood moves through
answered Sep 11, 2020
3 votes
49.0k views
Why is it important to consider cultural and social factors in diagnosing a person as having a mental disorder?
answered Sep 11, 2020
3 votes
113k views
Charles Darwin _____. a) proposed natural selection as the mechanism of evolution b) was the first person to conclude that organisms evolve c) was the first to realize that fossils are remains of ancient
answered May 26, 2020
6 votes
198k views
Carbohydrates and fats both A can be used as an energy source by organisms B can be bonded together to construct DNA molecules C are made up of the glucose monomer D are monomers that can be made into
answered Jan 12, 2020
2 votes
51.7k views
In eukaryotic organisms, DNA transcription occurs in the _______ of a cell.
answered Dec 12, 2019
4 votes
53.2k views
This is an organ of the central nervous system, which has three distinct parts that control and coordinate the activities of the body. The cerebrum controls thoughts, voluntary actions, and the sensations
answered Sep 10, 2019
3 votes
108k views
Jennifer had $24 to spend on five pens. After buying them she had $14. How much did each pen cost
answered Aug 14, 2019
7 votes
185k views
Need help in science
answered Apr 21, 2019
2 votes
183k views
The expression in the form 9n
answered Mar 11, 2019
5 votes
229k views
Which of the following is important in a two-column proof? a) a list of all theorems b) staircase Logic c) order d) detailed explanations for each step
answered Dec 16, 2018
4 votes
221k views
She rubbed her head right after she slipped up, It sounded much better in her mind. or She rubbed her head right after she slipped up. It sounded much better in her mind.
answered Nov 4, 2018
1 vote
190k views
How do you write 600,000,000,000 40,000,000 9,000,000 50,000 8,000 100, 2 in standard form?
answered Apr 20, 2018
1 vote
101k views
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