Answers by Karl Casas
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Answers by Karl Casas

Answers by Karl Casas
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Which of the following is the solution to this system of equations? x-y=5 2x-3y=18​
answered Feb 4, 2021
4 votes
34.5k views
What is the meaning of trip
answered Nov 27, 2020
6 votes
56.4k views
How many moles of nitric acid are present in 35.0 ml of a 2.20 M solution?
answered Oct 28, 2020
1 vote
186k views
What is soil conservation.?​
answered Jul 27, 2020
7 votes
137k views
The measures of the angles in a right triangle are x, 2x ,And 90 degrees. What is x?
answered Jun 20, 2020
3 votes
91.5k views
A student conducts an experiment to see how music affects plant growth. The student obtains four identical plants. Each one is potted in the same type of soil and receives the same amount of sunlight and
answered Jun 10, 2020
5 votes
220k views
Which is the best approach to selecting safety equipment for an activity? use equipment that works for a variety of activities use professional equipment use equipment designed for that activity use the
answered Jun 10, 2020
3 votes
220k views
Plant height in pea plants is controlled by a single gene. T is tall while t is short. Match the genotype on the left with possible progeny on the right. Note you are only given ONE genotype and not a
answered Feb 16, 2020
2 votes
118k views
Are constellations bound together by gravity?
answered Jan 10, 2020
7 votes
78.7k views
Thr sum of 21 and 4, doubled
answered Oct 20, 2019
3 votes
12.8k views
During the most recent glacial period, glaciers slowly moved across the regions now known as minnesota and wisconsin, carving up and deepening ancient valleys. when the glacial period ended, what most
answered Aug 7, 2019
5 votes
10.5k views
The Cabinet is part of which branch of the federal government?
answered May 30, 2019
1 vote
67.2k views
3. Your fuel expense for last year was $800.00. This year it was $960.00. What was your percent of increase? A. 20% B. 18% C. 23% D. 15%
answered May 26, 2019
0 votes
213k views
Judy attends a small, private catholic high school in the suburb in which she and her parents live. her brothers and sisters attend this school as well. judy likes her friends and the education that she
answered Apr 2, 2019
6 votes
30.8k views
Which equation is not an identity? A.) tan(-t) = -tan t B.) tan t(csc t + cot t) = sec t + 1 C.) sin tcot t = cos t D.) Cos^2t - sin^2t = -1
answered Feb 19, 2019
1 vote
129k views
In what ways does the penny inconvenience people? in the story Abolishing the Penny Makes Good Sense by Alan S. Blinder
answered Jan 20, 2019
4 votes
36.2k views
What are the relative numbers of h3o+ and oh- ions in an acidic and alkaline and a neutral solution?
answered Nov 25, 2018
3 votes
18.6k views
Jonah's Blog The Stop Online Piracy Act (SOPA) is wrong! It makes everyone responsible for illegal actions by just a few people. Online companies have to police the sites that people visit, and that means
answered Oct 23, 2018
7 votes
17.0k views
Which equation has solution x = -3? A) 2x - 7 = -1 B) 3x + 8 = 1 C) 1/2 x + 8 = 10 D) 1/2 (2x - 6) = -6
answered Jul 31, 2018
2 votes
164k views
An alien spacecraft flies directly over a football stadium at a speed of 0.50c. if the proper length of the field is 100 yards, what field length is measured by the crew of the alien spacecraft?
answered Jun 15, 2018
4 votes
85.7k views
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