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(1) Ax + By = C (2) Dx + Ey = F Jim is trying to solve the system of equations. He begins by multiplying equation (1) by D and equation (2) by A. Before he can continue, his friend Angela comes by and
answered
Jun 1, 2020
Mathematics
high-school
4
votes
205k
views
_______ is part of the ribosome, helping to catalyze protein synthesis. A. tRNA B. mRNA C. siRNA D. rRNA
answered
Apr 28, 2020
Biology
middle-school
3
votes
2.7k
views
The role of a campaign manager is to A. Select a candidate to run for office. B. Contact the media on a daily basis. C. Donate money to buy campaign materials. D. Oversee a campaign organization.
answered
Feb 13, 2020
History
middle-school
4
votes
41.6k
views
How did the Enlightenment thinkers influence the government of the United States? A.) Many ideals of Enlightenment philosophers were incorporated in the U.S. founding documents. B.) U.S. Founding Fathers
answered
Oct 2, 2019
History
college
3
votes
210k
views
How many tribes inhabited North America before the Europeans explored the new world
answered
Sep 23, 2019
History
college
6
votes
189k
views
Under what conditions would a rope remain in equilibrium during a tug of war? A) When there is no force acting on the rope. B) When the net force acting on the rope is zero. C) When the forces acing on
answered
Feb 13, 2019
Physics
high-school
6
votes
743
views
What is the difference between mature writing and immature writing? A.Immature writing is longer than mature writing because of descriptions. B.Immature writing uses more descriptive phrases, but a simple
answered
Aug 18, 2018
English
middle-school
2
votes
215k
views
The scientific study of the changes that occur in people as they age from conception to death is called ________. abnormal psychology gerontology human development maturational studies
answered
May 16, 2018
Social Studies
college
5
votes
78.6k
views
In the diagram below AC is perpendicular to BD find x show all work
answered
May 10, 2018
Mathematics
high-school
3
votes
76.9k
views
Who was the astronomer who worked at a space observatory trying to find signs of life on other planets and later helped NASA plan several crewless missions to explore the solar system? A. Jonas Salk B.
answered
Apr 27, 2018
History
middle-school
5
votes
139k
views
The polynomial 8x+9+3x6−4x3, when rewritten in descending order, using a coefficient or a constant of 0 for any missing terms is _[blank 1]_ + _[blank 2]_ + _[blank 3]_ + _[blank 4]_ + _[blank 5]_ + _[blank
answered
Apr 12, 2018
Mathematics
high-school
3
votes
55.6k
views
the table shows the steps for solving the given inequality for x. 7x 16<−5(4−5x) select the reason for each step from the drop-down menu(s). 7x 16<−5(4−5x) given 7x 16<−20 25x 16<−20 18x 36<18x 2
answered
Apr 8, 2018
Mathematics
high-school
5
votes
186k
views
Write a real world problem that compares 0.4 and 0.29. Then solve the problem.
answered
Jan 29, 2018
Mathematics
college
5
votes
148k
views
What is the solution for the equation 6x − 8 = 4x? x = ___. (Input whole number only
answered
Jan 5, 2018
Mathematics
high-school
6
votes
84.6k
views
How many times can 4 go into 68
answered
Sep 2, 2017
Mathematics
middle-school
3
votes
79.4k
views
Martin Luther was responsible for the increase in use and popularity of the
answered
Jul 14, 2017
Arts
high-school
6
votes
226k
views
The greenhouse gas, methane, is released by cattle as a product of their metabolism. What effect would an increase in cattle ranching be expected to have on climate? A. Increased dry periods B. Increased
answered
Feb 24, 2017
Biology
high-school
4
votes
85.8k
views
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