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Answers by PLB

Answers by PLB
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Is this sentence true or false? 2(x+8) = 2x - 8
answered Oct 5, 2021
1 vote
26.1k views
3. The amount of energy in the universe is a. always changing. b. being created and destroyed all the time. c. always moving toward absolute zero. d. constant. Vrite your answers on the lines below.
answered Sep 18, 2021
4 votes
191k views
When the Earth was formed which planets was its atmosphere similar to?
answered Sep 15, 2021
2 votes
39.6k views
What energy system that breaks down carbohydrates using 1 to 2 minutes of energy?​
answered Sep 10, 2021
2 votes
22.9k views
What do the following two equations represent? y=-3x+1 y+5= -3(x-2) a) the same line b) distance parallel lines c) perpendicular lines d) intersecting, but not perpendicular lines
answered Jun 16, 2021
3 votes
83.8k views
We feed the okapi about 5,024 cubic centimeters of pellets and hay each day. How many times a day would we have to fill the container shown below
answered May 11, 2021
3 votes
57.5k views
Biggest rain forest in the world
answered Apr 14, 2021
4 votes
33.0k views
Later in the legislative session mentioned in exercise 9, you become disenchanted with your fellow citizens when you learn that only 28 percent of those eligible to vote actually did so in the last election.
answered Apr 2, 2021
1 vote
89.2k views
how does this technology (umbrella) make life easier? what problem does this technology (umbrella ) solve?​
answered Feb 25, 2021
5 votes
135k views
How much thermal energy is needed to raise the temperature of 15kg gold from 45⁰ C up to 80⁰ C​
answered Jan 24, 2021
4 votes
42.1k views
Classify each polynomial by its degree and by its number of terms (i.e. cubic or degree=3; trinomial. (a) 5x^4-8 (b) 4a^2-2a-16 (c) 9m^3
answered Nov 14, 2020
6 votes
51.0k views
How are brain waves measured
answered Aug 8, 2020
4 votes
68.9k views
Why did the United States seek trade cooperation with Latin America?
answered Jun 23, 2020
3 votes
175k views
If Linda wants to use an academic search engine, which of the following should she select
answered Feb 18, 2020
3 votes
38.9k views
What are the factors of 12 and 18 Written in factors
answered Jan 5, 2020
3 votes
48.8k views
How many integers between 1000 and 9999 have four distinct digits.
answered Aug 15, 2019
5 votes
177k views
A coin is tossed 14 times. in how many outcomes do exactly 6 heads occur?
answered May 9, 2019
0 votes
11.3k views
What vowel sound does the ie make in this word? friend a. long a b. long e c. short e d. long i e. short i
answered Sep 27, 2018
2 votes
18.4k views
Does any body knows what this book is about?
answered Aug 25, 2018
7 votes
180k views
Suppose the linear regression line y = 2.1x + 130 predicts sales based on the money spent on advertising. If x represents the dollars spent in advertising, and y represents the company sales in dollars,
answered Apr 4, 2018
5 votes
224k views
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