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40 + (52 – 7) - 4 in algebra
asked
Mar 13, 2021
Mathematics
college
1
answer
4
votes
83.8k
views
What is the value of the expression -1s/20r if r= -1/4 and s= 4/5? Simplify your answer.
asked
Mar 8, 2021
Mathematics
high-school
1
answer
2
votes
34.6k
views
A tree limb of mass 12 kg falls straight down. If air resistance exerts 27 N of force on the limb as it falls, what is the net force on the tree limb
asked
Dec 12, 2020
Physics
middle-school
2
answers
0
votes
11.0k
views
Small, nonpolar molecules, like ____________ , pass directly through the phospholipid bilayer. Charged particles, like ____________ , can diffuse through the membrane if specific channel proteins are open.
asked
Oct 9, 2020
Biology
high-school
1
answer
2
votes
197k
views
Suppose 21% of the population are 64 or over, 27% of those 64 or over have loans, and 52% of those under 64 have loans. Find the probabilities that a person fits into the following categories. (a)
asked
Aug 22, 2020
Mathematics
college
1
answer
3
votes
189k
views
What type of heat transfer occurs when particles bump into each other? A.Convection B.Insulation C.Thermal Conduction D.Thermal Radiation
asked
Mar 28, 2020
Physics
high-school
2
answers
2
votes
32.7k
views
What conclusions can you draw about the relationship between arithmetic or geometric sequences and linear or exponential functions? Practice Answer in complete sentences.
asked
Mar 4, 2020
Mathematics
high-school
2
answers
0
votes
204k
views
Can anyone help with 4 and 5??? Pleaseee
asked
Mar 2, 2020
English
high-school
2
answers
5
votes
130k
views
What is subshell and why do we use it if we have main shells already
asked
Oct 1, 2019
Chemistry
middle-school
1
answer
0
votes
158k
views
"Overall, the author would have been very successful at achieving his purpose if you were even slightly versed on the topic. Unfortunately, I have no background in this topic, and I found the essay way
asked
Jul 6, 2019
English
college
2
answers
5
votes
118k
views
PLEASE HELP ME!!!!!!!!!
asked
Jun 3, 2019
Mathematics
middle-school
1
answer
4
votes
27.3k
views
Which list shows the correct order of living units, from smallest to largest?
asked
Jan 2, 2019
Health
high-school
2
answers
2
votes
181k
views
To achieve bipartisanship, what do both major parties have to do?
asked
Nov 5, 2018
Social Studies
high-school
2
answers
3
votes
156k
views
When NaOH is added to water, the hydroxide concentration increases. What can you conclude about NaOH?
asked
Oct 19, 2018
Biology
middle-school
2
answers
3
votes
98.3k
views
Which of the following is NOT an interaction that occurs in an environmental community? a. predation c. symbiosis b. competitive inclusion d. commensalism
asked
Sep 11, 2018
Biology
high-school
1
answer
2
votes
184k
views
How many calories in a 100 ml jack daniels?
asked
Jul 14, 2018
Health
high-school
1
answer
5
votes
67.5k
views
What is the correct preterite tense? Yo no (apagar) las luces. apague apaque apage apace
asked
Jun 5, 2018
Spanish
high-school
2
answers
2
votes
21.6k
views
What does this mean and what is it used for? a+b=c a+e=f c=f Please also tell me if this does not make sense
asked
May 22, 2018
Mathematics
middle-school
1
answer
2
votes
66.9k
views
Known to some as the father of American literature, which author wrote the timeless books The Adventures of Huckleberry Finn and The Adventures of Tom Sawyer?
asked
Mar 10, 2018
History
high-school
2
answers
0
votes
81.3k
views
What is the inverse of f(X) =9x-8
asked
Jul 26, 2017
Mathematics
high-school
1
answer
3
votes
145k
views
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