Answers by David Reis
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Answers by David Reis

Answers by David Reis
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Solve the system of equations by row-reduction. At each step, show clearly the symbol of the linear combinations that allow you to clear the entries below each pivot or of the operations that allow you
answered Sep 16, 2021
7 votes
115k views
What is the solution to the expression -2 -3 (-4)? 1. -9 2. -3 3. -1 4. 5
answered Aug 6, 2021
0 votes
92.5k views
What is the difference of (14m+4) - (7m+1)
answered Jul 13, 2021
1 vote
67.8k views
Carrie is making a cake recipe that calls for 2 3/4 cups of sugar. She needs 1 2/3 cups of sugar for the frosting. What is the total amount of sugar used?
answered Jul 11, 2021
4 votes
217k views
Just help me out with this polynomial i need help { -m^{2} + 6} + { -4m^{2} + 7m + 2} =
answered May 25, 2021
5 votes
136k views
Alexander the Great was the son of A. Xerxes B. Philip C. Aristotle D. Pericles Please select the best answer from the choices provided
answered Feb 11, 2021
2 votes
206k views
Drew is going to his friend’s house after school and wants to track how far he walks. He first walks 1.25 miles north, then 0.75 miles east, and finally 0.25 miles south to get to his friend’s house. When
answered Dec 27, 2020
5 votes
16.2k views
This diagram is best used for helping a reader A. relate personally to a text B. define hard vocabulary words in a text. C. monitor comprehension of a text. D. better understand the theme of a text.
answered Dec 5, 2020
2 votes
13.3k views
Which of the following statements is true? A. The Ratio Test says that the series converges absolutely. B. The Ratio Test says that the series diverges. C. The Ratio Test says that the series converges
answered Jul 2, 2020
4 votes
90.5k views
Otto, in considering the occupation of social worker, is clarifying his values. According to Krumboltz, this is an example of a(an)
answered Jun 27, 2020
1 vote
9.2k views
Plzzzz I need help. Algebra!!!!!! The length of a rectangle is 2 more than 3 times its width. Find the dimensions of the rectangle if the perimeter is 44 in.
answered Jan 18, 2020
2 votes
30.5k views
Why might someone believe von Konigshofen's assertion that the Jews were killed for their money?
answered Nov 22, 2019
3 votes
183k views
Political democracy rests on the principle that government derives power from the consent of the BLANK .
answered Aug 24, 2019
2 votes
162k views
A student did an experiment on the cycling of environmental gases. She placed water and bromthymol blue in each of four test tubes. No other items were placed in tube 1. She placed a snail in tube 2, an
answered May 31, 2019
4 votes
143k views
What is the circumference of a circle with a radius of 6.1 centimeters? Enter your answer as a decimal in the box. Use 3.14 for pi. Round your answer to the nearest tenth. cm
answered Feb 23, 2019
0 votes
46.4k views
Paragraph about robot in our live
answered Feb 8, 2019
5 votes
30.7k views
How do you say I'm sad in French
answered Oct 9, 2018
4 votes
152k views
This should be simple but it’s Monday and my brain is fried T_T what does “b” equal?
answered Sep 13, 2018
4 votes
112k views
Help me please ,Thanks
answered Mar 26, 2018
6 votes
211k views
Write a word problem that can be solved using 1 3/4 divided by 1/2
answered Mar 18, 2018
7 votes
40.9k views
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