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Also what is the answer to 10=2x-3+4x+5
answered
Apr 15, 2019
Mathematics
middle-school
7
votes
31.6k
views
The test scores of a geometry class are given below. 90, 75, 72, 88, 85 The teacher wants to find the variance for the class population. What is the value of the numerator of the calculation of the variance?
answered
Mar 19, 2019
Mathematics
high-school
4
votes
193k
views
The Constitution grants rights and powers to U.S. citizens only. to U.S. citizens and their government to the government only.
answered
Jan 7, 2019
History
college
3
votes
157k
views
Human communication is best understood as a system where senders are
answered
Dec 26, 2018
Social Studies
college
4
votes
216k
views
Which power source changed industry? water coal electric solar
answered
Nov 10, 2018
History
middle-school
4
votes
26.4k
views
The vapor pressure of 10 mL of ethanol at 20C is 5.85 kPa. What is the vapor pressure of 20 mL of ethanol at the same temperature?
answered
Oct 27, 2018
Chemistry
high-school
4
votes
221k
views
In an experiment, a plant was given __________ containing a heavy isotype of oxygen (18o), and the heavy oxygen atoms were used to make sugar.
answered
Apr 8, 2018
Chemistry
high-school
4
votes
73.8k
views
Primary succession can occur in which habitat?
answered
Dec 2, 2017
Biology
high-school
4
votes
30.9k
views
For a yearly fee, the Music Download Club gives 30 music downloads for initially signing up and allows 25 music downloads per month. Let y be the dependent variable for the total number of music downloads
answered
Aug 28, 2017
Mathematics
high-school
4
votes
165k
views
What can geologist infer from the rounded and eroded shapes of the Appalachian Mountain A.the principle of uniformitarianism does not apply B.the mountain formed recently C.the mountains are made out of
answered
Feb 18, 2017
Physics
middle-school
3
votes
31.0k
views
(7x-2w-7)(4x+3w) simplify
answered
Jul 21, 2016
Mathematics
high-school
1
vote
143k
views
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