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Solve the system of linear equations. 3x + y = 9 y − 2x = 4
answered
Dec 30, 2020
Mathematics
high-school
1
vote
124k
views
What is formal balance?
answered
Sep 30, 2020
Arts
middle-school
4
votes
147k
views
What are the dangers of adult alcohol use? What are the dangers for teens?
answered
Sep 17, 2020
Health
middle-school
6
votes
198k
views
Where would your find tension
answered
Aug 8, 2020
Biology
middle-school
5
votes
109k
views
Simplify the following (a + b)(a – b)
answered
May 7, 2020
Mathematics
high-school
6
votes
24.6k
views
Which of the following sources of radiation produced from nuclear power plants poses the largest threat to humans? the spent fuel rods the nuclear reactor inside the facility the nuclear facility itself
answered
Nov 22, 2019
Chemistry
middle-school
1
vote
179k
views
Automobile batteries use 3.0 m h2so4 as an electrolyte. how much 1.20 m naoh will be needed to neutralize 225 ml of battery acid? h2so4(aq) + 2naoh(aq) --> 2h2o(l) + na2so4(aq)
answered
Jun 23, 2019
Chemistry
high-school
7
votes
103k
views
write the equation for the transformation of the graph y=f(x) translated 3 units up, reflected across the y-axis
answered
May 19, 2019
Mathematics
middle-school
4
votes
160k
views
Simplify (2x^2+6x+5) - (6x^2+3x+5)
answered
Apr 28, 2019
Mathematics
middle-school
3
votes
144k
views
Lee and Fred are elementary school teachers. Fred works for a charter school in Pacific Palisades, California, where class size reduction is a goal for 2013. Lee works for a noncharter school where funds
answered
Mar 17, 2019
Mathematics
high-school
2
votes
111k
views
Nadya solves the equation 4x-4=20. Her work is shown below. Step 1: 4x-4=20 Step 2: 4x=16 Step 3: x=4 Where did Nadya makes an error in her calculation? Explain.
answered
Nov 9, 2018
Mathematics
college
2
votes
219k
views
In any food web, plants are considered to be producers. they convert sunlight (solar energy into usable chemical energy (glucose. when we eat plants our bodies are using that chemical energy. what elements
answered
Sep 12, 2018
Biology
high-school
6
votes
112k
views
Which division of the nervous system calms the body after an emergency has passed?
answered
Sep 11, 2018
Biology
high-school
4
votes
81.0k
views
Connor & Miguel want to investigate if the type of fertilizer changes the color of their hydrangea flowers. They select 10 hydrangea bushes & plant them in the same yard with the same type of soil. Every
answered
Aug 8, 2018
Biology
college
4
votes
82.7k
views
Steven has a pattern with the numbers 4,25,130,655 what is Steven's rule
answered
Jun 3, 2018
Mathematics
middle-school
3
votes
103k
views
… the cattle boy, who had been with them a long time, and had grown to trust them a little, said: “Ask your boy in the kitchen. Now, there’s a doctor for you. He’s the son of a famous medicine man who
answered
Apr 20, 2018
English
high-school
2
votes
43.6k
views
Does anybody know this? At the end of the American Revolution, Great Britain gave up territory east of the Mississippi River. kept territory east of the Mississippi River. took control of the Mississippi
answered
Mar 31, 2018
History
high-school
6
votes
182k
views
What does \"keeping it simple\" mean in terms of photograph composition?
answered
Oct 5, 2017
English
high-school
1
vote
18.9k
views
How do you say " my dad's name is --- and my mom is---'
answered
Oct 26, 2016
Spanish
middle-school
1
vote
80.1k
views
12 out of 30 people chose their favourite colour as blue calculate the angle you would use for blue on a pie chart
answered
Sep 3, 2016
Mathematics
middle-school
5
votes
69.4k
views
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