Answers by Nicole Calinoiu
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Answers by Nicole Calinoiu

Answers by Nicole Calinoiu
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Use the substitution method to solve the system of equations. Choose the correct ordered pair x + 2y = 12 y = x + 3 O A. (5,8) O B. (5,2) O C. (2,1) O D. (2,5)
answered Apr 24, 2020
2 votes
187k views
What is the change in entropy of the lead when 2.0 kg of molten lead at its melting point temperature solidifies.
answered Apr 21, 2020
5 votes
228k views
Place the following fractions in order from least to greatest. -2/3, 21/4, 11/12, -5/8
answered Jan 6, 2020
0 votes
160k views
Please answer formula is in text
answered Nov 22, 2019
5 votes
140k views
A scientist is observing an amphibian. It has brightly colored skin, four legs, sticky pads on its feet, and a long, narrow body. Which amphibian is the scientist most likely observing? a salamander because
answered Sep 19, 2019
2 votes
195k views
The center of a hyperbola is located at the origin. One focus is located at (0, 20), and its associated directrix is represented by the line y = -256/20. What is the equation of the hyperbola?
answered Sep 16, 2019
6 votes
103k views
A corner construction lot has the shape of a right triangle. if the two sides perpendicular to each other are 39 m long and 46.3 m long, what is the length of the hypotenuse?
answered Feb 21, 2019
7 votes
127k views
explain why small-scale development projects are likely to be the best use of international aid for nigeria
answered Jan 11, 2019
1 vote
40.9k views
A high concentration of oxygen 16 found in the ice caves of antarctica and greenland would indicate ____ at the time the ice was formed. cold air temp
answered Dec 1, 2018
4 votes
67.1k views
Which expression is equivalent to (4x^5+11)^2 ? a. 8x^5+22 b. 16x^10+121 c. 16x^10+88x^5+121 d. 16x^25+88x^5+121
answered Oct 14, 2018
4 votes
212k views
Tony has $727.29 in his checking account. He must maintain a $500 balance to avoid a fee. He wrote a check for $248.50 today. Write and solve an inequality to solve for the least amount of money he needs
answered Aug 31, 2018
6 votes
54.7k views
Which equation shows y+15=3x in standard form?
answered Jul 29, 2018
6 votes
25.3k views
What is the correct answer
answered Jun 12, 2018
5 votes
21.8k views
Which form of the verb escribir correctly completes the professor’s statement? Profesora: Todos, _______ una carta en español, por favor. escribe escriban escriben escriba
answered May 12, 2018
4 votes
202k views
There are 20 parrots at the animal sanctuary. Their population is increasing at a rate of 15% per year. There are also 24 snakes at the sanctuary. Each year 4 more snakes are bor
answered Apr 1, 2018
3 votes
223k views
What is the area of a parallelogram that has a base of 12 3/4 in. and a height of 2 1/2 in.?
answered Aug 19, 2017
4 votes
163k views
The continental crust is _________ than the oceanic crust and seems to "float" on the mantle. A) thinner B) younger C) less dense D) mostly basalt
answered Jul 13, 2017
3 votes
186k views
Why does Tinker v. Des Moines remain an important precedent-setting case? It used symbolic speech in war protests. It applied prior restraint in schools. It established speech rights for students. It stopped
answered Feb 7, 2017
1 vote
56.0k views
What is an intensive property of substance
answered Jan 27, 2017
3 votes
137k views
A company sells cookies in 250-gram packs. When a particular batch of 1,000 packs was weighed, the mean weight per pack was 255 grams and the standard deviation was 2.5 grams. Assuming the data is normally
answered Jan 26, 2016
2 votes
92.8k views
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