# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,330 questions, page 860
1. ## algebra

To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a. Write an equation using only one

asked by Jack on April 8, 2008
2. ## algebra

What in the world does this mean? To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a. Write

asked by Laura on September 14, 2008
3. ## physics

The diagram below shows two identical balls A and B on a horizontal surface. Ball B is at rest and ball A is moving with speed V along a line joining the centres of the balls. The mass of each ball is M. (DIAGRAM BEFORE COLLISION: there are 2 balls, first

asked by pleasehelp on January 15, 2018
4. ## Math - Venn Diagrams

How can we solve this using a Venn diagaram? 12 out of 1000 women at age forty who participate in routine screening have breast cancer. 880 out of 1000 women with breast cancer will get positive mammographies. 90 out of 1000 women without breast cancer

asked by Stephanie on February 8, 2010
5. ## Math

How can we solve this using a Venn diagaram? 12 out of 1000 women at age forty who participate in routine screening have breast cancer. 880 out of 1000 women with breast cancer will get positive mammographies. 90 out of 1000 women without breast cancer

asked by Stephanie on February 8, 2010
6. ## com 155

Underline the Adjectives and Bold the Adverbs in these sentences: 1. The beautiful princess cautiously walked in the forest. 2. The lovely woman lives in a friendly neighborhood. 3. The students show a really wonderful attitude. 4. He spoke sharply,

asked by tawna on April 8, 2011
7. ## English

Can you suggest/comment on my poem? Death and Liquorice It is funny how everyone sees me, As a looming ghost above their head In fact we have never met before Yet they still anticipate me with dread. What I do I do as a professional Employed by the great

asked by Vic on September 7, 2008
8. ## Computers (XML)

employees.xml Linda P. Jone 386-333-2321 Tom Smith Hilda Parham 386-455-5675 Create a DTD files â€œemployee.dtdâ€ based on â€œemployees.xmlâ€. Create a schema files â€œemployee.xsdâ€ based on â€œemployees.xmlâ€. Create a

asked by Lisa on February 21, 2012
9. ## Health (Ms. Sue)

"A man moved into the apartment next door to Tasi last week. He makes her nervous. Whenever she passes him in the hall, he looks over her whole body. Yesterday, when Tasi came home from school, the man asked her to come over his apartment to watch a movie.

asked by Anonymous on November 3, 2013
10. ## grade 12 chem - check my answer again please

Hi, please check my work: In an experiment, 23.4 g of FES are added to excess oxygen and 16.5 g of FE2O3 are produced. The balanced equation is: 4FeS + 7O2 --> 2Fe2O3 + 4SO2 Calculate the % yield. My Answer: nFeS=23.4g/87.92 g/mol =0.266 mol 4mol FeS /

asked by Sarah H on May 24, 2008
11. ## Science

Which of the following can be accurately said about climax communities? A. Climax communities are always stable. (B. Restoration of the original climax community is always achieved at the same rate.) C. Climax communities are always uniform. D. Restoration

asked by Jordan on March 23, 2016
12. ## uc

As an experiment she randomly selected 15 students and randomly assigned them to one of three groups which include either a PowerPoint presentation created by the faculty, AuthorGen Presentation created by the faculty, or a well known tutorial by the ABC

asked by tia on December 6, 2010
13. ## Physics

Please Help! I am having difficulties grasping these concepts. Explain please! 1. How much heat energy is required to change 500 grams of water at 100 degrees Celsius to steam at 100 degrees Celsius? 2. How much energy is lost if 7kg of water is cooled

asked by Tamai on June 8, 2014
14. ## Satistics

1.A large electronics company wants to estimate the proportion of all households that own GPS machines. What sample size is required that would give the maximum error of 2.0% for a 95% confidence interval? An unscientific survey had an initial result of

asked by SANNM on August 22, 2017
15. ## English Composition

Hi, can someone proofread this and let me know what my weaknesses are on my thoughts or sentence structure. Based on the article I read I believe that the bases of wars are a result of people’s lack of understanding, appreciation, and respect for other

asked by Bizzy on February 3, 2008
16. ## History

1. What is one benefit of reservation life for Native Americans? A. They have access to many Native American employers B. They have the freedom to have some self-government*** C. They have special boarding school for their children D. They have a lifestyle

asked by Charlotte Dunois on February 28, 2019
17. ## Mixed melting point

Question: A compound melting at 134 degrees C was suspected to be either aspirin (mp 135C) or urea (mp 133C) Explain how you could determine whether one of these two suspected compounds was identical to the unknown compound without using any form of

asked by Sheryl on October 1, 2006
18. ## chemistry

0.702g of arsenic an oxide of arsenic mass 0.927g how do i calculate the mass of oxygen that combines with 1 mole of arsenic atoms to form the oxide of arsenic. how many moles of oxygen atoms does this mass represent a and then using that answer i have to

asked by minnie on January 31, 2007
19. ## Physics Electrical help thanks

Thank you ! At some instant the velocity components of an electron moving between two charged parallel plates are vx = 1.3 105 m/s and vy = 3.6 103 m/s. Suppose that the electric field between the plates is given by E = (120 N/C) j. (a) What is the

asked by Jennifer on February 15, 2007
20. ## Thermochemistry please

I really need help on this problem... ===================== Hydrocarbon Formula Delta H (kj/mol) 1,3-Butadiene C4H6(g) 111.9 a) calculate the fuel value in kJ/g for this compound and determine the percentage of hydrogen by mass. I've tried it for hours yet

asked by Jina on January 9, 2007
21. ## check american government

im suppose to right an essay if the president is too powerful. is this good. The Articles of Confederation was our first Federal Constitution. It proved too weak to carry on the work of a national government. Under the Articles, each year the Congress met,

asked by Anonymous on October 26, 2008
22. ## pre-calculus

You are given a pair of equations, one representing a supply curve and the other representing a demand curve, where p is the unit price for x items. -45 x^2 - 74.5199999999995 x + 15921.36 - 1224.72 p = 0 and 54 x^2 + 1743.12 x + 13880.16 - 6940.08 p = 0

asked by Irina on October 14, 2014
23. ## physics

A container has a large cylindrical lower part with a long thin cylindrical neck. The lower part of the container holds 12.5 m^3 of water and the surface area of the bottom of the container is 5.00 m^(2 ). The height of the lower part of the container is

asked by seth on April 21, 2009
24. ## Broadcast news

we had to write a lead on this news, answering what's the what, whats news, and since its broadcasting we had to be it simple and conversational, as if we were reading it. story: The Bush Administration recently proposed eliminating 20 National Weather

asked by Blaze on February 26, 2013
25. ## Physics

In a city with an air-pollution problem, a bus has no combustion engine. It runs on energy drawn from a large, rapidly rotating flywheel under the floor of the bus. The flywheel is spun up to its maximum rotation rate of 5150 rev/min by an electric motor

asked by Brent on March 13, 2011
26. ## First Amendment Question

Which would be permitted under the establishment clause of the First Amendemnt? 1. A public elementary school inviting a local pastor to visit each morning to open the day with a prayer in the gym for any students who wish to attend. 2. Public high school

asked by Carrie on January 25, 2007
27. ## Inequality prob#2

log(x-2) + log(9-x) < 1 log(x-2) + log(9-x) < 1 log(x-2)(9-x)

asked by solving inequality on February 22, 2007
28. ## ELA

Tips on taking notes are Put a bunch of information on one card, put the author’s name first, and summarize everything. Take accurate notes: don’t misinterpret the words, write facts to include examples, statistics, data and expert testimony, take

asked by Loomin on May 15, 2018
29. ## math//algebra

Eye color is determined by genetic combination. Let R represent the gene for brown eyes and l represent the gene for blue eyes. Any gene combination including R results in brown eyes. Consider the offspring of a parent with a homozygous brown-eyed, RR, and

asked by ana URGENT on December 19, 2012
30. ## Public Organization Management

Can someone read over my case paperI cannot add a file so i just copied and pasted it...I did not add my references at the end either or the tables since they wont show up right here just need to see if this makes sense and flows and my in paper citations

asked by Mel on July 14, 2014
31. ## analytic geometry

1. The orbit of the earth is an ellipse with the sun at a focus, the semi-major axes 93 million miles and the eccentricity is 1/60. Find the greatest and least distance of the earth from the sun. 2. A battle shipping is sailing at a straight line towards

asked by sylvia on January 30, 2016
32. ## Algebra

Please help solve Problem of the Week Waiting in line... The week before the big concert, five friends Alan, Ben, Cameron, Derryck, and Garrett, stood in line to buy tickets. There were other people there, but the five friends were in the line in the order

asked by Linda on April 19, 2012
33. ## Physics

Three part problem cant figure out the second and third parts (part 1 of 3) A cart loaded with bricks has a total mass of 12.9 kg and is pulled at constant speed by a rope. The rope is inclined at 20.6 ◦ above the horizontal and the cart moves 25.8 m on

asked by Johnathon on November 15, 2008
34. ## Spanish

Can someone please check my work? In complete sentences, answere the following questions. modelo: A mí me gusta (me gustan)... 1. ¿Qué comidas te gustan más? A mí me gustan huevos. 2. ¿Qué comidas no te gustan? A mí no me gustan bananas. Answer the

asked by Larry on March 25, 2009
35. ## physics

Erica throws a ball out of a window with a horizontal speed of 3.8m/s. If the ball hits the ground 15m away, how high up is the window? My work: X-direction v1x=3.8m/s v2x=3.8m/s a=0m/s2 d=15m y-direction I don't know how to find the initial and final

asked by anisa on November 3, 2014
36. ## COM215 Axia College

Need help with COM215 Week 4 Day 7 Ques ASSIGNMENT Assignment WEEK 4 Informative, Positive, Negative, and Persuasive Messages Due Day 7 (Individual Forum) Scenario 1: Write an informative message that tells one of your colleagues at work or one of your

asked by Jackie on November 18, 2007
37. ## Language

Joe magarac, Man of steel 8. In section 1, what does the author mean when he says joe magarac is a folk hero? A. Joe was a real man who spent his whole life in the steel mills of Pittsburgh. B. Joe was a mysterious figure who vanished without a trace. C.

asked by French Fries on May 1, 2017
38. ## Chemistry

Determine the number of grams of NH3 produced by the reaction of 3.5g of hydrogen gas with sufficient nitrogen gas 1. Write the balanced equation. 2. Convert what you have (3.5 g) into mols. Mols = grams/molar mass. 3. Use the coefficients in the balanced

asked by Roxxanne on March 11, 2007
39. ## Physics

A stationary block explodes into two pieces L and R that slide across a frictionless floor and then into regions with friction, where they stop. Piece L, with a mass of 2.0 kg, encounters a coefficient of kinetic friction µL = 0.40 and slides to a stop in

asked by COFFEE on February 25, 2007
40. ## Algebra (check my work?)

1. Write a proportion using an unknown value x and the ratio 5:6 then solve it. 5/6 = x/12 6 * 2 = 12 5 * 2 = 10 x = 10 2. In an orchestra, the ratio of trombones to violas is 1 to 3. There are 9 violas, Write a proportion that gives the number t of

asked by Ivy on April 17, 2015
41. ## PHYSICS

The drawing shows an ideal gas confined to a cylinder by a massless piston that is attached to an ideal spring. Outside the cylinder is a vacuum. The cross-sectional area of the piston is A = 2.50 × 10-3 m2. The initial pressure, volume, and temperature

asked by Anonymous on May 20, 2015
42. ## english

Out of the following ten sentences, 5 of them are correct in their use of apostrophes. Simply write the numbers of the five sentences that are correct. . The five sentences that I choose were correct were 3,4,6,7, and 8 Is this correct? Canada’s mens’

asked by jennifer on February 27, 2016
43. ## Adult Education

Choosing to blow the whistle on your employees or coworkers can create all kinds of legal, ethical, and career complications. Here are five common workplace scenarios that will challenge employees about whether or not they should go public with potentially

asked by bessie on September 24, 2012
44. ## SCIENCE CHECK

Pleas check the following for me... "A drop of oil (vol 0.051cm ) is released on to the surface of a pond where it covesr an area of 40cm2. Assume that the oil film has a uniform thickness equal to the diameter of an oil molecule. Calculate the diameter of

asked by Mark on February 6, 2007
45. ## Accounting

I need help in working this problem...please help... Gaines Company recently initiated a post audit program. To motivate employees to take the program seriously, Gaines established a bonus program.Managers receive a bonus equal to 10 percent of the amount

asked by Anna on June 14, 2012
46. ## Social Studies Help please its a quiz

Dix also joined a growing movement to improve conditions in prisons. Men, women, and children were often crammed together in cold, damp rooms. When food supplies were low, prisoners went hungry—unless they had money to buy meals from jailers. Five out of

asked by jake on March 7, 2018
47. ## Physics - Ionic bonding

Hello My exams are coming I'm a straight A student .. the problem however is : My textbooks , teacher and every piece of work that he gives us is complicated can someone explain me how Ionic Bonding works and when we're taking about this table here can

asked by Sasha on June 7, 2007
48. ## Calculus

A plane flying with a constant speed of 14 km/min passes over a ground radar station at an altitude of 7 km and climbs at an angle of 45 degrees. At what rate, in km/min is the distance from the plane to the radar station increasing 2 minutes later? I know

asked by Michael on October 14, 2006
49. ## English essay

Sorry, I haven't written an essay in a long time. I'm studying for IGCSEs. How can I improve this essay? After visiting Asia for the first time in 2006, I noticed how hard life was for people with disabilities. Unlike in the developed world, people with

asked by Gabby on August 30, 2009
50. ## help azap math

Latasha went to the fabric store and bought yards of red fabric and yards of blue fabric. How many yards of fabric did Latasha buy altogether? A student solved the problem this way: Latasha bought yards of fabric. Use a similar strategy to solve this

asked by diego perez on April 22, 2016
51. ## writing

Assignment: 2 paragraphs on Integrity based on the Emperor's Club 3 facts with 2 supporting details of each fact an opening and a closing...Does this satisfy the requirements? And, please do a quick proofreading. Thank you. To make your children capable of

asked by M on May 28, 2009
52. ## Geometry

A construction crew wants to hoist a heavy beam so that it is standing up straight. They tie a rope to the beam, secure the base, and pull the rope through a pulley to raise one end of the beam from the ground. When the beam makes an angle of 40 degrees

asked by NORA on March 16, 2016
53. ## PE

Not exactly a question but still considered as homework i need help with. Thanks in advance for answering if you do, its a great help. Ive been given a task to survey people about excercise and fitness. The answers don't have to be long but please atleast

asked by Ronnie on July 1, 2008
54. ## science

Michael thinks that a special juice will increase the productivity of workers. He creates two groups of 50 workers each and assigns each group the same task (in this case, they're supposed to staple a set of papers). Group A is given the special juice to

asked by natalie on September 27, 2018
55. ## Chemistry

I had to perform an experiment using a coffee-cup calorimeter to determine the enthalpies of two separate reactions. For part 1 we worked with magnesium metal, and magnesium oxide. Data was collected and now I need to find the q, heat transferred for both

asked by Hannah on February 13, 2012
56. ## physics

A father racing his son has half the kinetic energy of the son, who has half the mass of the father. The father speeds up by 1 m/s and then has the same kinetic energy as the son. What are the original speeds a) of the father? b) of the son? I know that

asked by Chris on December 14, 2006
57. ## math

find all solutions in the interval [0,2 pi) sin(x+(3.14/3) + sin(x- 3.14/3) =1 sin^4 x cos^2 x Since sin (a+b) = sina cosb + cosb sina and sin (a-b) = sina cosb - cosb sina, the first problem can be written 2 sin x cos (pi/3)= sin x The solution to sin x =

asked by lauren on March 22, 2007
58. ## As Physics

Please help and do it step by step all parts of questions and use: T = time(s) I=current (amps) Q=net charge on object (Coulombs) N=no electrons (and write if added or removed from object and how) E=elementary charge Calculate the number of free electrons

asked by cylinder on January 4, 2018
59. ## physics

You are riding on a jet ski at an angle upstream on a river flowing with a speed of 2.8 m/s. Suppose the jet ski is moving at a speed of 18 m/s relative to the water. (a) At what angle must you point the jet ski if your velocity relative to the ground is

asked by micole on May 14, 2007
60. ## Math

A 140 kg traffic light is suspended above the street by two cables. What is the tension in each cable? a)Draw a Free Body Diagram and label all the forces on the suspension point for the light. b) Find the angles the cables make with the horizontal. c)

asked by Anonymous on March 20, 2019
61. ## Mendelian Genetics

Assume you are performing a cross between a plant that is heterozygous for the dominant traits red flowers and wrinkled seeds, with a plant that is homozygous for the recessive traits white flowers and smooth seeds. Assume the alleles are R for red

asked by Sara on January 20, 2015
62. ## Language Arts Help!!

10 MS. SMITH: {glossing over his misbehavior and adopting a serious tone as she hands Jason a piece of paper} Yes, ok. So, tell me your plan for the project. Have you consulted this project list yet? You really need to quit putting this off. You're the

asked by Valerie on May 25, 2016
63. ## Math

1.Mia charges \$2.25 per hour when she babysits, plus \$5.00 for transportation expenses.Which function rule represents the amount y mia charges to babysit for x hours? A)Y = 2.25x + 5.00*** B)X = 5.00y + 2.25 C)Y = 5.00x + 2.25 D)Y = 7.25x 2.(So this one is

asked by Reeses on May 20, 2017
64. ## math,algebra,help

Okay now i need explanation how to do these types of problems. Directions: Divide Problem: (7x^5y^5-21x^4y^4+14x^3y^3)/(7x^3y^3) Realize that you have 7x^3y^3 on the bottom. Now in order to get rid of that, you want to have the same thing in the top,

asked by Jasmine20 on January 24, 2007
65. ## Physics (Help Please)

An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the

asked by Christian on April 8, 2014
66. ## College Physics

An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the

asked by Christian on April 10, 2014
67. ## Sociology

I have already answered these questions but I am a little uneasy of the answers. Could someone please read them and provide feedback and if possible a little more detail for explainations? Q: What is the meaning of stratified? A: To classify or separate

asked by TOM on January 18, 2009
68. ## Math/modelling

Hi, I have a linear model with equation p =5.1t - 28, which concerns breeding pairs of birds where p is the number of breeding pairs and t is the year. I need to use this model to estimate the number of breeding pairs in year 15. I would assume to do this

asked by Tan on July 13, 2010
69. ## Precal

An indoor physical fitness room consists of a rectangular region with a semicircle on each end. The perimeter of the room is to be a 200-meter running track. a) Draw a figure that visually represents the problem. Let x and y represent the length and width

asked by Abi on June 13, 2013
70. ## Precal

An indoor physical fitness room consists of a rectangular region with a semicircle on each end. The perimeter of the room is to be a 200-meter running track. a) Draw a figure that visually represents the problem. Let x and y represent the length and width

asked by Abi on June 13, 2013
71. ## Physics

A 50kg sign for a local business is hung from a bar which meets a wall at right angles as shown in figure 1. The bar is 1.5 meters long, and it's mass may be neglected. The center of mass of th sign is 1.0 meters from the wall (but .50 meters from the tip

asked by David on June 24, 2015
72. ## Physics/Math

Calculate the ratio of the drag force on a passenger jet flying with a speed of 750 km/h at an altitude of 10 km to the drag force on a prop-driven transport flying at one-fifth the speed and half the altitude of the jet. At 10 km the density of air is

asked by COFFEE on February 10, 2007
73. ## Coordinated Sciences (chem)

Hi guys, so we recently did a lab where we put a strip of Magnesium Carbonate in a crucible with a lid on, weighed it and then put it over a bunsen burner for a while to let it oxidise. After that, we weighed it again. Here are my results: Crucible + Lid

asked by Romit on January 11, 2017
74. ## chem

Assuming that you have 0.4g of Y(OH)3, calculate the mass of of BaO2 required to react stoichiometrically (1Y:2Ba:3Cu) to produce YBa2Cu3O7. Now calculate the mass of of CuO required to react stoichiometrically (1Y:2Ba:3Cu) to produce YBa2Cu3O7. please

asked by mary on October 26, 2006
75. ## English

Make sure all of the commons are used correctly. If I need to add commas please show me where.And any other errors Thanks In your letter of July 18, you made a settlement demand of \$20,000; accordingly, we have forward your settlement demand, the medical

asked by angela on March 31, 2011
76. ## physics

Stuck on this homework problem, any help would be appreciated. Thank you!! A truck has 5.9L diesel engine in it. 5.9L of the overall displacement in 6 cylinders each 102mm bore (diameter) and 120mm stroke (length). Engine operates at 16.3:1 compression

asked by xyz on May 5, 2014
77. ## Physics

A hunter game in the woods keeps. Track of his movements from his car he travels 1/2 mile down a trail into the woods that leads directly north east. From there he bushwacks 3500 paces directly north before stopping for a drink. As he is putting his flask

asked by kat on December 20, 2012
78. ## Physics

A ferris wheel, radius 5.0m, rotates once every 8.4 seconds. a) What is the centripetal acceleration of a 60kg person at the circumference? b) calculate the force of the seat on the person at the highest point. c) calculate the force of the seat on the

asked by Jon on December 15, 2010
79. ## chem

Can someone check this for me? Predict which reactions are spontaneous: a) Zn(s) + 2H+(aq) --> Zn+2(aq) + H2(g) b) CaCO3(s) + 2H2O(l) --> Ca(OH)2(s) + H2CO3(aq) c) CH4(g) + O2(g) --> CO2(g) + 2H2O(g) d) Ag+(aq) + Cl-(aq) --> AgCl(s) I said a) and c) were

asked by Chris on March 4, 2007
80. ## English

Evaluate which of the following is the best example of a summary. A.In Goldilocks and the Three Bears, a character named Goldilocks sneaks into a home owned by bears. She eats a bowl of porridge and falls asleep in the house. When the bears return,

asked by Tim on February 11, 2017
81. ## Manageral accounting

Cost Allocation prepare responses to the following questions in a Word document: • As financial managers, it is important that you identify and allocate costs appropriately. Discuss the major cost categories. What are some of the methods used to

asked by Lynnette on February 28, 2010
82. ## Personal Finance

Donna and Sherman Terrel are preparing a budget for 2003. Donna is a systems analyst with an airplane manufacturer, and Sherman is working on a master's degree in educational psychology. The Terrels do not have any children or other dependents. Donna

asked by Vision 17 on January 9, 2008
83. ## Help on finance

Donna and Sherman Terrel are preparing a budget for 2003. Donna is a systems analyst with an airplane manufacturer, and Sherman is working on a master's degree in educational psychology. The Terrels do not have any children or other dependents. Donna

asked by Brian on June 11, 2006
84. ## math

In any triangle the sum of the measures of the angles is 180. In triangle ABC, A is three times as large as B and also 16 larger than C. Find the measures of each angle. I also would like to know how to solve these problems: In isosceles trapezoid ABCD,

asked by Faye on October 4, 2008
85. ## Chemistry

Equation: Fe+CuCl2>FeCl2+Cu We put two iron nails into the copper chloride solution:1. mass of empty dry beaker:103.64 2. mass of two iron nails, before reaction:1.20 3. mass of two iron nails after reaction: 1.01 4. mass of beaker and copper (dry):104.4

asked by Tommy on February 16, 2014
86. ## Writeacher

Writeacher I have to do a paragraph about the poem "Success". This is what I have to do; In paragraph form, explain why you agree or disagree with Emerson's description of the concept of being successful in "success". Ralph Waldo Emerson's poem "Success",

asked by Angelina on November 9, 2010
87. ## Art

I need a creative idea for a gift. My mom's birthday is coming up and she loves the beach, so I want to do something with sand so she can enjoy it wherever we are. I have the sand, but I need help fast because this craft has to be finished by Thursday!!

asked by Jenna on March 20, 2007
88. ## Math

Consider the Dosage Formula y=(S/1.73 where y = childfs dosage, a = the adult dosage, and S = the surface area of the body in square meters. The Surface Area Formula is S(w,h)=0.0101w^(.425)*h^(.725) where S = the surface area of the body in square

asked by Fatih on February 15, 2012
89. ## economics

im learning about economics and the meaning of 3 economic systems traditional, command, market traditional i undestand as peooples ecomonic passed down from previoius generations, traditions decide what theses people do for a living and how work is done

asked by MARKO on September 21, 2011
90. ## Math?

Hola i need help with this problem I got all confused with the letters A,B,C,D and E are 5 numbers. The average of A,B,C, and E is 27. The average of B,C and D is 23. The average of B,C,D and E is 29. What is the average of these 5 numbers?

asked by Marisol Hernandez on December 9, 2006
91. ## math

Sue wants to frame a picture with a matte of uniform width all around the print. Sue wants the area of the matte to equal the area of the picture. If the print measures 60cm by 40cm how wide should the matte be? let the width of the uniform matte be x cm

asked by Marty on May 23, 2007
92. ## physics

A 4.20-kg watermelon is dropped from rest from the roof of a 28.0-m -tall building and feels no appreciable air resistance. Calculate the work done by gravity on the watermelon during its displacement from the roof to the ground. Just before it strikes the

asked by clariza gonzalez on October 29, 2012
93. ## history

Identify and describe the impact of historical events on the growth of early America Some of the most important events that occurred in America during the 1820's are listed below. Task #1: Research each event and write two or three sentences explaining why

asked by help on February 2, 2018
94. ## English

“A romance must make the "romantic relationship between the hero and the heroine ... the core of the book."(Berkley Group). “My heart stopped. It just stopped beating. And for the first time in my life, I had that feeling. You know, like the world is

asked by Rebecca on November 9, 2010
95. ## statistics

2. Your friend Janefs landscaping company charges two hours of labor time for the planting of a medium-sized tree. To make sure she is not undercharging or overcharging for this service, she asks for your help. To start, you take an SRS of 10 planting

asked by Karen on May 9, 2011
96. ## Maths

Please Could someone tell me what: 1. A square number is 2. A cube number is 3. A triangle number is Thank you Square numbers are the result of squaring an integer (IxI) Cube numbers are the result of the cube of an integer (IxIxI) A triangular number is a

asked by sean on April 23, 2007
97. ## Language arts

1. One would expect people living in a utopian society to be A. wealthy B. difficult C. idealistic D. impossible 2. Which statement best describes a utopian community? A. People band together to share resources and duties equally. B. Resources are

asked by Check Please on May 4, 2017
98. ## Chemistry

I've got a similar question as a previous student. What is a minimum volume (in gallons) of ethylene glycol (CH2OHCH2OH, an antifreeze) that has to be added to 3.00 gal of water if you desire this engine cooling solution (for a auto radiator) NOT to be

asked by Holly on September 25, 2012
99. ## Physics

A golf ball is hit into the air, but not straight up, and encounters no significant air resistance. Which statements accurately describe its motion while it is in the air? A.On the way up it is accelerating upward, and on the way down it is accelerating

asked by JC on September 10, 2006
100. ## Physics

At the instant the traffic light turns green, an automobile that has been waiting at an intersection starts ahead with a constant acceleration of 2.50 m/s^2. At the same instant, a truck, traveling with a constant speed of 15.4 m/s, overtakes and passes

asked by Josh on September 12, 2006