Saturday
February 13, 2016

# Posts by Haley

Total # Posts: 468

College Algebra
Solve the System 2x-8y=20 3x-12y=30
November 20, 2013

College Algebra
A 50 gallon barrel plumb full of water springs a leak in the bottom and leaks at a constant rate of two gallons per minute. Write an equation that relates the amount of water left in the barrel, y in terms of how many minutes have passed since the leak began, x.
November 20, 2013

College Algebra
A company that bought a machine for \$30,000 wants to depreciate its entire value equally over the next ten years. Write an equation that represents the machine's value, v, in terms of the number of years that have passed since the machines purchase, t.
November 20, 2013

College Algebra
Change the equation 5x+3y=60 to slope-intercept form.
November 20, 2013

College Algebra
Change the equation to slope-intercept form.
November 20, 2013

College Algebra
Mints cost 5 cents each and gumballs cost 3 cents each. Kathleen spent 60 cents buying x mints and y gumballs. Write an equation in stand form that represents all the different combinations of mints and gumballs that Kathleen might have purchased.
November 20, 2013

algebra
what is the cube root of -125x^6
November 10, 2013

world history
what did samuel kemper and the republican army accomplish?
November 1, 2013

Chem 1
Suppose 1.624g of salt FeSO4 is placed in a 250mL flask to which 50mL of water and 10 mL of 3M H2SO4 are added. How many mL of .1062 M KMnO4 solution are required to reach the endpoint?
October 21, 2013

Chem 1
What about the mL of water and H2SO4
October 21, 2013

Chem 1
Suppose 1.624g of salt FeSO4 is placed in a 250mL flask to which 50mL of water and 10 mL of 3M H2SO4 are added. How many mL of .1062 M KMnO4 solution are required to reach the endpoint?
October 21, 2013

Science
Oooh this helped me on mine.
October 8, 2013

Math
if kelly gave 1/3 of a pizza to holly and 1/5 to diana, how much did she have left?
September 30, 2013

math
write a numerical expression to represent the phrase Half a number increased by 34
September 19, 2013

math
a carload of fraternity brothers leave their house for a long weekend trip. three hours later a second carload of brothers leaves the same house and travels the same path. if the second care drives and average of 15 mph faster than the first, what is the average speed of eavh ...
September 9, 2013

math
jim has a box in the shape of a rectangular prism. The area of the base of the box is 48 square inches. The volume of the box is 144 cubic inches. Let h = the height of Jim's box. Write and solve an equation you can use to find the height of Jim's box.
August 29, 2013

algebra
A person invested 20,000\$ in stocks and bonds. Her investment in bonds is 5,000\$ more than half her investment in stocks. How much did she invest in stocks? how much did she invest in bonds?
August 29, 2013

Early childhood
Thank you!
August 25, 2013

English
What is the physical journey like in the novel "Murder on the Orient Express" and how does it add to the meaning?
August 23, 2013

trig
Find all solutions of the equation. Leave answers in trigonometric form. x^5-1024=0 I got 4(cos tehta + i sin tehta), tehta = 0, 2pi/5, 4pi/5, 6pi/5, 8pi/5 is this right
July 2, 2013

hazard bctcs
one aspect of the beauty of scenic landscape is its variability. The elevations (feet above sea level) of 12 randomly selected towns in the Finger Lakes Regions of Upstate New York are recorded here. 1117, 1360, 1009, 766, 1333, 1306, 577, 1144, 874, 658, 1306, 712. Find the ...
May 22, 2013

hazard bctcs
one aspect of the beauty of scenic landscape is its variability. The elevations (feet above sea level) of 12 randomly selected towns in the Finger Lakes Regions of Upstate New York are recorded here. 1117, 1360, 1009, 766, 1333, 1306, 577, 1144, 874, 658, 1306, 712. Find the ...
May 22, 2013

hazard bctcs
You are responsible for planning the parking needed for a new 256 unit apartment complex, and you're told to base the needs on the statistic "average number of vehicles per household is 1.3" If the owner wants parking that will accommodate 73% of all the tenants ...
May 22, 2013

hazard bctcs
According to Chebychev's theorem, what percentage of a distribution will be within k = 3.7 standard deviations of the mean? (Give your answer correct to one decimal place.)
May 22, 2013

World Geography
Honestly you guys really need to chill out!! It's not that big a deal, you don't have to flip out on him!! You could nicely say," Hey I don't think you should be asking for direct answers, but I can give you help". Now idk about you but I don't think ...
May 10, 2013

Chemistry
So would 248 ml be correct
May 1, 2013

Chemistry
The volume of a mass of gas is 300 ml at 25°C and 685 torr. What will the gas occupy at STP? Will the temperatures be the same when I do (P1V1/T1) = (P2V2/T2) ?
May 1, 2013

chemistry
if 500 g of mgcl2 are produced in the above reaction how many l of h2 are produced
April 30, 2013

Math
Fygdhfhfh
April 22, 2013

math
melinda charges \$4 per hour for babysitting. Mrs Garden does not want to spend more than \$25 for babysitting. what is the maximum number of hours that she can have melinda babysit. the answer is \$24. solve the inequality
March 11, 2013

math
how munch sand in cubic feet for a sandbox 6 inches high 3 feet wide 3 feet long
March 4, 2013

US History
thank you
February 28, 2013

US History
He thinks the first on is It required all Americans to return runaway slaves to their owners, and free states opposed this law then the next one Slavery was increasing in the southern states, but northern states wanted to end slavery hes not sure and i dont want him studying ...
February 28, 2013

US History
Why was the Fugitive Slave Act so controversial? (3 points) It required all Americans to return runaway slaves to their owners, and free states opposed this law. It required all runaway slaves to be hung, and most people in free and slaveholder states were against this form ...
February 28, 2013

US History
Use this case study for the following question. Case Study: Rattle Snake Springs National Park Service Rattlesnake Springs was one of the stockade camps where Cherokees were initially collected after being forced off their land. It is located in the far southeastern corner of ...
February 28, 2013

US History
Sorry, theres another one my son is stuck on.
February 28, 2013

US History
Thank you
February 28, 2013

US History
Can somebody help with my son's study guide? Thank you! What did the Supreme Court cases and the ultimate outcome for the Cherokee suggest about future dealings between the United States government and Native Americans? (3 points) The U.S. government would most likely ...
February 28, 2013

math
well that aint right so..
February 28, 2013

Alagbra 2
what is .5 cubed?
February 15, 2013

Geometry
February 10, 2013

English
I have to write a 1 paragraph summary on how Alfred the Great defines, and explains irony, and how is Alfred the Great an example of irony
January 14, 2013

english
sentence labeling
January 2, 2013

Interpersonal Communications
Imagine that you are hosting a group of exchange students next term. You are responsible for welcoming the students to campus and acquainting the students with life on campus socially as well as academically. Develop a “Welcome Letter” for the visiting students. Keep...
December 18, 2012

25 genotypes and 25 phenotypes
December 7, 2012

math
The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.
December 5, 2012

math
The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.
December 5, 2012

pre-calc help !!!!!!!
if someone could show me how to solve this problem 1) cos(345°)
November 28, 2012

pre-calc help !!!!!!!
#1 cos x+sec x=2 #2 (1+tan x)^2= 2 tan x+2 #3 cos^2x-sin^2 x+1=cos x please show all work & thanks
November 20, 2012

pre-calc help !!!!!!!
cos^2x-sin^2 x+1=cos x
November 20, 2012

pre-calc
(1+tan x)^2= 2 tan x+2 please show all work
November 20, 2012

pre-calc
cos x+sec x=2 if you could please show all work
November 20, 2012

chemistry
the average mass of a kernel of popcorn is 0.15g? what would be the mass of one mole of kernels ?
November 19, 2012

Algebra 2
I've had a major brain fart..How do you get the inverse function of: f(x)= (2x-3)/(x+1) i know the answer but i don't know how to get there. Please help, thanks.
November 9, 2012

pre-calc help !!!!!!!
1)tan^2x=3 ? 2)tan x sin^2x=tan x ? 3)2cosx sinx - cos x=0
November 7, 2012

pre-calc
two observers 3 miles apart and facing each other find that the angles of the elevation of a balloon in the same vertical plane with themselves are 28degree and 31 degree respectively.find the distance from the balloon to the observer located at the 31 angle?
November 6, 2012

pre-calc
a lifeguard sits on the lifeguard stand that is about eight feet high.he suddenly notices that a swimmer is struggling in the water.the angle between the base of the lifeguard stand and the swimmer is about 102 degree,and the straight line distance between the base of the ...
November 6, 2012

pre-calc
two lighthouses A and B are positioned along the coast.A ship is positioned 30 miles from lighthouse A and 40 miles from lighthouse B.The angle between the line of sight from the ship to lighthouse A and the line of sight to lighthouse B is 33 degree. what is the distance ...
November 6, 2012

Psychology
Your body's reaction to the stress you have been under for the past two weeks is that you have become more tired and now have a sore throat. What is this called? Object–relations theory Opponent–process theory Two–factory theory Type B behavior pattern ...
November 6, 2012

Psychology
What kind of memory is involved in remembering how to tie shoes? Semantic Episodic Procedural Priming Prospective
November 5, 2012

Psychology
Your body's reaction to the stress you have been under for the past two weeks is that you have become more tired and now have a sore throat. What is this called? Object–relations theory Opponent–process theory Two–factory theory Type B behavior pattern ...
November 5, 2012

Physics
A ball rolls off a tabletop 0.900 m above the floor and lands on the floor 2.60 m away from a point that is directly under the edge of the table. At what speed did the ball roll off of the table? I would really appreciate it if someone could explain to me how the problem is ...
October 30, 2012

Intermediate Algebra
8y+20/8 reduced to the lowest term
October 25, 2012

college chemistry
A sample of helium occupies 1521 mL at 719 mmHg. Assume that the temperature is held constant and determine a) the volume of the helium at mmHg. b)the pressure, in mmHg, if the volume is changed to 315mL
October 23, 2012

physics
A 1.8 tall basketball player attempts a goal 11 from the basket that is 3.05 high.If he shoots the ball at a 54 ◦ angle, at what initial speed must he throw the basketball so that it goes through the hoop without striking the backboard? The acceleration of gravity is 9....
October 21, 2012

Astronomy
If M is the mass of one body and m is the mass of another body, and their separation is d, then the gravitational force between them is proportional to
October 5, 2012

Physics
A projectile is launched at an angle of 64.3 degrees with the horizontal (x axis) at some unknown velocity. After 4 seconds, the object's angle of trajectory is 47.2 degrees above the horizontal. What is the object's vertical displacement at this time in meters?
October 4, 2012

Science
The ray of refraction would bend away from the normal. That's all I've got, sorry!
October 2, 2012

health
For adults, which ranges below reflect an accurate BMI category? A. If your BMI is 30 or higher, it falls within the overweight category B. If your BMI is 18.5-24.9, it falls within the normal or healthy weight category C. If your BMI is less than 18.5, it falls within the ...
September 29, 2012

math, solving equation
x^3 + 4x^2 - 3x - 2 = 0
September 25, 2012

Physical education
JOIN YOUR SCHOOL'S CROSS COUNTRY TEAM! You'll be running A LOT everyday. I promise you you'll get stronger, healthier, and running will be easy!
September 24, 2012

Math
ok i don't need help anymore disregard this question
September 23, 2012

Math
Prove algebraically that the line joining the midpoints of the nonparallel sides of a trapezoid is parallel to the bases of the trapezoid.
September 23, 2012

Describle the following cellular structures and functions?
September 19, 2012

Health
i got d
August 30, 2012

health
It's C. 15-20%
August 11, 2012

Trigonometry
symbolab(dot com) helps a ton with proving trigonometric identities. its a calculator, but it shows the steps and whatnot.
August 3, 2012

Science
A certain isotope has a half-life of 12 hrs. How long will it take for 100 ƒÝgr to decay into only 25 ƒÝgr?
July 15, 2012

chemistry
How many moles of ammonium ions are in 5.393 g of ammonium carbonate?
May 15, 2012

Chemistry
The element Niobium (Z=41) is a transitional metal. It has two valences 3+ and 5+. Using an orbital filling diagram, predict the order in which electrons will leave their orbitals in order to achieve those valences (i.e. the first ___ electron will come out of the ___ orbital).
May 15, 2012

physics
An archer puts a 0.26-kg arrow to the bow-string. An average force of 200 N is exerted to draw the string back 1.4 m. (a) Assuming no frictional loss, with what speed does the arrow leave the bow? m/s (b) If the arrow is shot straight up, how high does it rise? m I got 47 for ...
May 10, 2012

physics
A 15.0-kg test rocket is fired vertically from Cape Canaveral. Its fuel gives it a kinetic energy of 1961 J by the time the rocket motor burns all the fuel. What additional height will the rocket rise? m - how do you organize this? how do the J's fit in?
May 10, 2012

Physics
A 4.00 103-kg car has a speed of 9 m/s. The car then hits a tree. The tree doesn't move and the car comes to rest. (a) Find the change in kinetic energy of the car. . J (b) Find the amount of work done in pushing in the front of the car. J (c) Find the size of the force ...
May 10, 2012

Physics
In the 1950s, an experimental train that had a mass of 3.30 104 kg was powered across level track by a jet engine that produced a thrust of 4.90 105 N for a distance of 600 m. (a) Find the work done on the train. J (b) Find the change in kinetic energy. J (c) Find the final ...
May 10, 2012

Science
If 5.6 mol of CuCl2 reacts with 10.2 mol of NaNo3, what is the limiting reagent?
May 9, 2012

physics
A charge of 3.0 nC and a charge of 5.8 nC are separated by 53.40 cm. Find the equilibrium position for a -4.7 nC charge.
May 1, 2012

Volume
2,291.5yd^3
April 30, 2012

On the contrary, time is flying, I gotta get going. I could be writing a masterpiece instead of complaining. I'm gonna make use of the time I have. Thanks for your support, Ms. Sue, it's been a pleasure talking to you. (:
April 22, 2012

Lol yeahh! But then I hand it in thinking it's an A+ and it turns out I get a B or something. You'd think I'd at least get an A- for effort...sigh.
April 22, 2012

I did realize that, Ms. Sue. I don't think my opinions are good enough so I was hoping a little bit of other people's opinions would help me brainstorm. But I guess I came to the wrong place for this. Excuse me.
April 22, 2012

I'm writing a poem and it requires me to list reasons on what you want your significant other to do to make you happy. SEEMS EASY ENOUGH, RIGHT? So I want to hear your thoughts on this particular topic :D
April 22, 2012

chemistry
yes it would-- don't doubt your answers even if the numbers seem odd lol
April 22, 2012

chemistry
Did you try to use the density formula D=m/v? Solve for m that way...
April 22, 2012

Chemistry
It is found that an unknown gas has a density of 2.5 times that of Oxygen gas of the same Temperature and Pressure. What is its molecular weight?
April 22, 2012

Chemistry
Suppose that 1.00 g of rubbing alcohol (C3H8O) evaporates from a 57.0g aluminum block If the aluminum block is initially at 25 C, what is the final temperature of the block after the evaporation of the alcohol? Assume that the heat required for the vaporization of the alcohol ...
April 20, 2012

Chemistry
How much heat (in Kj ) is required to warm 10.0g  of ice, initially at -11.0 C, to steam at 112.0 C?
April 20, 2012

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