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X² + 4x - 21 = 0 answer and solution? please help me
answered
Aug 10, 2021
Mathematics
college
3
votes
106k
views
You randomly select 3 socks from a bin of 6 blue socks and 4 black socks. What is probability that all three black socks are black if you replace each sock before selecting the next one
answered
Jul 18, 2021
Mathematics
college
6
votes
136k
views
2. (6 pts) In a reaction, 235 mL of 1.50 M HCl solution reacts completely with an excess amount of aluminum. If the hydrogen gas is collected over water in a container with a volume of 3.60 L and at a
answered
Jul 7, 2021
Chemistry
college
2
votes
123k
views
Please help What organism is a primary consumer in the food web? a. coyote b. hawk c. grasshopper d. grasses
answered
Jun 7, 2021
Biology
high-school
6
votes
11.3k
views
Use substitution to determine which value of x makes the equation 12+x=14.2 true. x = 0.85 x = 1.2 x = 2.2 x = 13
answered
Apr 4, 2021
Mathematics
college
3
votes
196k
views
Identify the variables in the expression 4mn + 6m - 3
answered
Mar 8, 2021
Mathematics
college
6
votes
212k
views
A pool toy is sinking at a constant rate toward the bottom of a pool. the equation y = -5x -4 can be used to represent this situation, where y is the depth of the toy in inches below water level and x
answered
Feb 20, 2021
Mathematics
high-school
7
votes
156k
views
Ax+b=c Solve for x Please include work
answered
Feb 20, 2021
Mathematics
college
2
votes
74.9k
views
1. What is the purpose of persuasive writing? To inform To persuade To tell a story 2. What is wrong with the argument in the passage below? New York City's stop-and-frisk policy should be retained because
answered
Oct 27, 2020
English
college
4
votes
197k
views
Chase bought 5 1/2 kilograms of flour for $8.25. tell whether each statement it true or false. a) the product (33/4)(3/11) gives the price of one kilogram of flour b) Chase paid less than $1.25 per kilogram
answered
Sep 21, 2020
Mathematics
middle-school
2
votes
55.5k
views
Where in the parathyroid gland is pth produced?
answered
May 24, 2020
Biology
college
5
votes
214k
views
Who can help please
answered
Feb 21, 2020
Mathematics
middle-school
5
votes
217k
views
Can ratios have decimals in them or do all the numbers have to be integers? E.g. is 7.8:1.3:6.5 a valid ratio?
answered
Sep 23, 2019
Mathematics
middle-school
7
votes
165k
views
What is 43 divided by 6395
answered
Aug 7, 2019
Social Studies
middle-school
4
votes
168k
views
PLLLLLEEEAAASEE HEEELPPP MEEEEEEEEE !!!!!!!!!!!!!!!!!!!!! In Shakespeare’s plays, the world is supposed to work in a particular way. If the world is in order, everything will turn out well. How does Shakespeare
answered
Jun 10, 2019
English
high-school
3
votes
226k
views
Why did leonardo da vinci create sfumato
answered
May 1, 2019
Arts
high-school
5
votes
80.3k
views
What are the conditions of the headright system
answered
Feb 28, 2019
History
middle-school
4
votes
76.7k
views
Help please what does this mean
answered
Jan 24, 2019
Spanish
middle-school
3
votes
169k
views
A class has 11 boys and 9 girls in it. what percent of the class are boys
answered
Nov 15, 2018
Mathematics
high-school
4
votes
230k
views
Word Problems with Algebra - You spend $28 on ingredients to make cookies. You charge $4 per container of cookies. How many containers do you need to sell to earn $20 in profit?
answered
Sep 10, 2018
Social Studies
college
4
votes
224k
views
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