1. Algebra 2 Helpp :(

    QUESTIONS (vvv) (1) Solve the system by subsitution 2x + y = -11 3 - 4y = 11 (2) Solve the system by elimination 2x + 6 = -12 5x - 5y = 10 (3) What is the solution of the following system? -3x - 2y = -12 9x + 6y = -9 (4) What is the solution of the
  2. Medical Billing & Coding

    1. You're an outpatient coder in Dr. Smith's office. When you code procedures, you're probably using _______ codes. A. ICD-10-CM B. ICD-9-CM C. HCPCS D. CPT ANSWER 2. You're a coder who's reviewing the record of a 62-year-old woman who was admitted to the
  3. chemistry

    This question I really don't get it. I tried tried tried to figure out how to start solve the problem but still couldn't figure out. So can you help me with one question PLEASE? If so, can you please explain to me how you get the answer? Also can you show
  4. Science

    Hello. I need help with science questions. Could you please check these answers for me? Thank you very much! 1. Which of the following traits is acquired A. the number of petals that grow in a plant's flowers B. the wing shape of a wild bird C. the ability
  5. Physics

    A 6100 kg rocket is set for vertical firing from the ground. If the exhaust speed is 1200 m/s how much gas must be ejected each second if the thrust a) is to equal the magnitude of the gravitaiotnal force on the rocker and b) is to give the rocket an
  6. statistics

    When someone buys a ticket for an airline flight there is a 0.0995 probability that the person will not show up for the flight (based on data from the IBM research paper by Lawrence, Hong, and Cherrier). An agent for Air America want to book 24 persons on
  7. Auditing

    For each of the following audit procedures, identify which audit objective(s) is/are being addressed: a. Inquiry of the client’s legal counsel as to whether there is any outstanding litigation against the client that they are aware of. b. Taking a sample
  8. Economics

    (This homework question was removed due to a copyright claim submitted by K12 Inc.) I think the satellite is a public good but I'm not sure. I think it is necessary for the government to provide the communication satellites but I'm not sure about that
  9. Human Relations, Part 1

    Which of these statements is true? A. Waste isn't a problem in reaching group goals. B. Sacrifice isn't necessary to achieve group goals. C. Individual productivity is necessary for group productivity. D. Individual productivity is more important than
  10. human relations

    Which of the statements is true? A.Waste isn't a problem in reaching group goals. B.individual productivity is more important than group productivity. C. Sacrifice isn't necessary to achieve group goals. D. Individual productivity Is necessary for group
  11. Medical Billing and Coding

    1. You're an outpatient coder in Dr. Smith's office. When you code procedures, you're probably using _______ codes. A. ICD-10-CM B. ICD-9-CM C. HCPCS D. CPT ANSWER 2. You're a coder who's reviewing the record of a 62-year-old woman who was admitted to the
  12. English help

    From the words below supply the words needed to complete the sentences. Euphemism, opaque, evanescent, exacerbated exemplary, ornate 1. The OPAQUE window was replaced by a transparent one; the change, however rather than making the situation better, only
  13. chemistry

    In the reaction of hydrogen peroxide with iron (II) ion in acidic solution to form iron (III) ion and water, the oxidizing agent is____ is it hydrogen peroxide? cus its not water right?
  14. sociology

    Describe how the role of the family in society has changed traditional has changed? (b)Explain the link between the nuclear family and industrial society? (c)In what ways does the treatment of elderly people differ between moder society and traditional
  15. English

    It's time to take a test. Close your textbooks. I will hand out test papers. Take one and pass the rest to the back. When you receive an exam paper, make sure to write down your name and number on the top. I will give you 5 minutes.....Time is up. I will
  16. math

    Emily,Zeke,Harry,& Brook each conducted surveys on the number of books people have in their homes. Then they answered the question below. "MUST ALL MEASURES OF CENTRAL TENDENCY APPEAR AS A NUMBER IN A SET OF DATA COLLECTED? A. Emily says this is always
  17. Chemistry

    Al2Se3 (s) + H2O (sub>(l) ==> Al(OH)3 (s) + H2Se(g) You can see that this reaction produces hydrogen selenide gas. But it will be wet because of the water. I can't draw diagrams on the computer so you will need to research your text and notes to see how to
  18. English

    I have to write a 300-500 word essay answering the following questions What benefits do you expect to achieve from career exploration? What do you expect to be the most challenging parts of your career planning process? Why? What questions do you hope to
  19. English expression

    Look at the sun which is shining brightly in the middle of the sky. A dog is running on the field. There are three trees in this picture. A: When do you see these things? B: In the afternoon. (The partner says.) This is also a simple activity. There are
  20. Math: Mean, Median, Mode, Range & Finding the devi

    What is deviation? And what is the definition of frequency distribution & how would I solve a problem in 8th grade math with this problem...My child is asking about this problem she has in an 8th grade book. Given the following numbers
  21. Chemistry Help

    I have tried usingg the molecular formula, formulas in the text book but my answers dosent match any of the multiple choice answers, can someone help? For each of the reactions shown, calculate the mass (in grams) of the product formed when 10.7 g of the
  22. Sicnece

    A skeleton equation is not a balanced equation.- Is this sometime true, never true or always true? Can't there be some skeleton equation that is already balanced, thus it sometime true? Thanks
  23. Stastics

    Can someone help me and let me know if what I have solved is correct. A researcher randomly surveyed 300 high school seniors and determined 225 stated they drive a car to high school. We are interested in the population proportion of seniors who drive a
  24. Algebra 2

    For the period 1990-2002, the number s (in thousands)lf cellular telephone subscribers in the United States can be modified by S=858t^2 + 1412t + 4982 where t is the number of years since 1990. In what year did the number of subscribers reach 50 million?
  25. retail pharmacy assistant

    1)a customer's first impression is based on the pharmacy assistants ? a)overall appearance b)grammar c)tone of voice d)vocabulary my answer is b 2)besides the dispensing of drugs,the main purpose of pharmacy today is to ? a)sell a variety of retail
  26. Business Law

    Can someone help me with my business law project? I have to profile (interview) six legal professions. One of the people I picked my aunt who is a doctor (internist) and i have to ask her 10 legal questions about her job. How her job is related to the law.
  27. Business Law

    Can someone help me with my business law project? I have to profile (interview) six legal professions. One of the people I picked my aunt who is a doctor (internist) and i have to ask her 10 legal questions about her job. How her job is related to the law.
  28. Earth Science

    Which of the following statements correctly describes the asthenosphere? 1- it is thin cold and rigid layer 2- it is the source of the earth's heat 3- it permits plate motion 4- it occurs only near subduction zones My answer is 1
  29. chemistry

    Suppose that 0.650mol of methane, CH4 (g), is reacted with 0.800mol of fluorine, F2 (g), forming CF4 (g) and HF (g) as sole products. Assuming that the reaction occurs at constant pressure, how much heat is released?
  30. chemistry help fast

    The following reaction occurs in a blast furnace Fe2O3 +3Co--------2Fe+3Co2 Calculate the mass of carbon monoxide needed to reduce 16 tones of iron (111) oxide
  31. Science

    What type of reasoning occurs when bits of specific information are gathered together in order to make a generalization? deductive inductive demonstrative productive im not sure...my teacher just gives us the worksheet and leaves to the lounge
  32. chemistry

    What is the entropy change associated with the chemical reaction that occurs when iron oxide is converted to its metal form? Fe2O3(s) + 3CO(g) → 2Fe(s) + 3CO2(g) A. Zero B. Positive C. Negative D. Cannot be determined I think the answer is b or c.
  33. chem

    Write a net ionic equation for the reaction that occurs when excess nitric acid (aq) and potassium sulfite (aq) are combined. Note: Sulfites follow the same solubility trends as sulfates.
  34. Economics

    One year ago, you bought a bond for $10,000.00. You received interest of $400.00 at the end of the year, as well as your $10,000.00 principal. If the inflation rate over the last year was five percent, calculate the real return. Show your work.
  35. Economics

    One year ago, you bought a bond for $10,000. You received interest of $400 at the end of the year, as well as your $10,000 principal. If the inflation rate over the last year was five percent, calculate the real return. Show your work
  36. Finance

    One year ago, you bought a bond for $10,000. You received interest of $400 at the end of the year, as well as your $10,000 principal. If the inflation rate over the last year was five percent, calculate the real return. Show your work.
  37. geometry

    Suppose CED = DBC. If m
  38. Science

    Please help me with these questions from the Science 6: Forces and Motions Unit Test. My answer-****** 1. Which of the following best describes the movement of an object at rest if no outside forces act on it? (1 point) It will move due to inertia. Gravity
  39. chemistry

    silver iodide powder has been used as and antiseptic and as and agent to seed clouds for rain . silver iodide is 45.9% silver by mass . if you separtate a 50-g sample of silver and iodide , how much iodide is into its elements, silver and iodide how much
  40. Science

    . You and your friend are walking along a beach in Maine on January 15, at 8:00 am. 2. You notice a thermometer on a nearby building that reads -1 degrees C. 3. You also notice that there is snow on the roof of the building and icicles hanging from the
  41. Math

    Write a story for the following multiplication problem : 16x5 Derrick gets $5 for every hour he works at the store. He works for 16 hours each day. How much money does he get everyday? Is that a good problem? Write a story for the following multiplication
  42. Life Science

    Im doing 7th grade life science. (im 13.) I need to make sure my answers are right because my homework is being graded. I think i have most of them right but we'll see. I DO NOT want you to tell me the answer to my homework. I just want you to tell me if
  43. physics

    In this problem, we will carry out some steps of the quantum factoring algorithm for N=91. (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x=8? I.e. what is the period of f(j)=8j(mod91) (b)
  44. Algebra (need help ASAP!!!!)

    I didn't get how to do the problem. In my book it says to choose a variable and write an absolute value inequality that represents each set of numbers. Here are the problems I had-- all real numbers less than 2 units from 0 all real numbers less than 1
  45. CJS230

    Will someone please help me find a resourceful webiste to answer the following questions? What is an example of a state prison system? How might you explain the growth of state prisons? How can U.S. corrections professionals solve the problem of
  46. English

    1. What was the old man’s lie? 2. You promised me a bag of gold. 2-2. It was that you promised me a bag of gold. 2-3. It was you promised me a bag of gold. 2-4. It was, you promised me a bag of gold. 2-5. It was, "You promised me a bag of gold." [Which
  47. math

    Part 1: Write two conditional statements for which the converse is true. 1. Statement: 2. Converse: 3. Statement: 4. Converse: Part 2: Write two conditional statements for which the converse is false. 5. Statement: 6. Converse: 7. Statement: 8. Converse:
  48. U.S history

    okay i want to check and see if my answers are corrects before i submit my stuff. can someone help ? i think i know the answers but the questions are: 1. The cotton gin changed agriculture in the South by (1 point) A. simplifying the planting process. B.
  49. Lang Arts

    The word condemnation best describes which situation from The Pigman & Me? Select all that apply (there are 2 answers). A. Paul hits John with the paddle B. Nonno Frankie gives Paul advice C. Paul shows up to the fight D. Paul's sister attacks Moose My
  50. ELA

    1.In Youre a Good Man Charlie Brown why does Charlie Brown hesitate when answering Lucy's survey.Select all that apply. A.he wants to make sure his answers are truthful B.he does not fully understand the question C.(he is afraid of he anger if he answers
  51. surface area

    Find the surface area of the cylinder in terms of pi. I know the formula is SA=LA+2B, but not sure how to plug in the numbers and get answers. Everytime I try I get wrong answer. The cylinder has I assume radius 8in and height 20in. possible answers
  52. Spanish

    I need help understanding how to ask/answer questions using the word 'Que'. If the question is ?Que' estudias tu'? is the correct answer: 'Yo estudio ___' and then whatever you're studying or could I simply answer 'Estudio ____' Also, in these questions,
  53. Poster stuff

    I'm doing a project in my geometry on a career that involves geometry. I'm doing mine on a cabinet maker. My teacher says that we must be prepared to answer a couple of questions, since it is required of the class to turn in with their project. What might
  54. Physics

    SEQUENCE of questions: 1)A typical steel B-string in a guitar resonates at its fundamental frequency at 240 Hertz. The length of the string is 0.620 m. What is the wave velocity along the string? Find your answer in m/s MY ANSWER 148.8m/s? 2)The tension in
  55. Physics

    At 10:00hrs a 1.5- m-long vertical stick in air casts a shadow 1.4 m long. If the same stick is placed at 10:00hrs in air in a flat bottomed pool of salt water half the height of the stick, how long is the shadow on the floor of the pool? (For this pool, n
  56. Business

    My brother and I are trying to start our own wireless indirect agent. We both have experience in managing a wireless store and the kowledge in rate plan and wireless market, but becasue we are a new business it is hard to get fiancing. We have dealed with
  57. math

    Can someone help me correct this: The formula below gives a rule for the amount of medicine a child should have if you know the age of the child(a) and the amount , or dosage,(d) of the medine an adult would take.Find the child's dosage(d) for the given
  58. ...English...

    For someone to struggle for freedom (any sorts of freedom), do you need to be committed? And if you do, what are some ideas how being committed is helpful to attempt to gain freedom? I thought of one point, I know you need to be committed to gain freedom
  59. Physics

    Which electromagnetic radiation: a)will diffract round hills b) can be used to cook food c)can themometers detect d)cause skin cancer e)is ued when taking a photograph with an ordinary camera thanks!! I will be happy to critique your thoughts. Some have
  60. organic chemistry

    I need help understanding how to differentiate between isomers and resonance structures in skeletal structures. Specifically, here is an image to a problem with the answers: i.imgur. com /mz3URSa.jpg (remove spaces) The left most structure is the reference
  61. english

    The following questions have sentences with blanks. Choose the answer option which will correctly rill the blank 1) You can borrow my car the end of the month A) until B) by C) in D) for 2) Most scholars consider 1887 to be the beginning of
  62. Algebra

    The following problem must be solved 3 different ways in which X=smallest angle for problem 1. Problem 2 would be X=medium sized angle. Problem 3 would start with X=largest angle. I was able to figure out X=smallest angle, but I am stumped on the other 2
  63. College Math II

    Show a complete solution to each problem. Find the exact length of the side of a square whose diagonal is 3 feet. I am having problems understanding how you figure out this problem. Can someone help me? Thanks.
  64. math

    Drwls - totally confused me on how this problem is done. Can someone else help to solve this problem? If two numbers are relatively prime, what is their LCM? Explain the reasoning and give 2 examples supporting the answer.
  65. graphs2

    x + 2y = -4 How do I graph this?can you please help? I answered this below. If you are having trouble you must tell us exactly what the problem is. What don't you understand about taking the next step? that is the problem.I got the other one but how do i
  66. AP Gov:US

    List three problems of decentralized power that existed under the Articles of Confederation. For each problem you listed, indentify one solution that the Constitution provided to address the problem.
  67. Math

    Could someone please help me with this math problem? Solve using the multiplication principle. Give the answer in set-builder notation. -4/5 less than or equal to -8x. I want to say that I multiply both sides by 5 but I'm not sure. I'm confused with this
  68. math,help

    and then this one as well : state the dual problem for each linear programming problem. minimize w =y1+y2+4y3 subject to: y1+2y2+3y3 >=115 2y1+y2+8y3>=200 y1 +y3 >=50 with y1>=0, y2>=0, y3>=0
  69. College Accounting

    Re: Homework Can you provide me with the trail blance for May: Comprehensive Problem 2 - The General's Favoriate Fishng Hole. I am really having a problem with this assignment and I would greatly appreciate your help. Thank you Diana Couturier
  70. Chemistry

    "Find the pH of the solution obtained when 32 mL of 0.087 M ethylamine is titrated to the equivalence point with 0.15 M HCl? Do I need to do a rice table for this problem? I'm having difficulty starting this problem... Thanks!
  71. LIFE ORIENTATION

    In 10-15 lines critically discuss ways in which the human or environmental problem impacts on the community regarding HIV/AIDS...The problem is that i don't understand the question
  72. algebra

    Can someone please help me with this math problem? Thanks. Let g(x)=x^2-5 and h(x)=3x+2. Perform the function operation. -2g(x)+h(x) That would be -2x^2 +10 + 3x +2 = -2x^2 + 3x +12. oh, thanks! I understand. I have another problem I'm unsure of. g(x)*h(x)
  73. geometry

    ,i nid ur help so badly right n0w, i cant solve this problem what is the size of the bed in square cm if the length is 2 m and the width is 1.3 m?, u don't mind if u can rush answer this problem,
  74. science

    college chemistry-absorbance of an equilibrium mixture Problem: A student mixed 4.00mL of 1.02x10^(-1) M Fe(NO3)3 with 100.00mL of 1.98*10^(-4) M KSCN, using 5.0*10^(-1) M HNO3 as the solvent for both solutions, and found the absorbance of the resulting
  75. pleasse check social studies

    The type of jurisdiction to consider the decisions of lower courts is known as _______________. (1 point) appellate original limited juvenile*** 2. Which of the following courts would hold jurisdiction over the violation of a parking ordinance in Atlanta?
  76. English

    Golding says that the story is about the problem of evil and the problem of how people are to live together in society. To maintain a focus on this problem, he excluded girls from the story. Golding says, "Sex would have raised its lovely head." What's
  77. Physics

    When a 2.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.17 cm. (a) What is the force constant of the spring? N/m (b) If the 2.00-kg object is removed, how far will the spring stretch if a 1.00-kg
  78. physics

    When a 2.60-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 2.30 cm. (a) What is the force constant of the spring? (b) If the 2.60-kg object is removed, how far will the spring stretch if a 1.30-kg
  79. Physics

    When a 3.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 3.07 cm. (a) What is the force constant of the spring? N/m (b) If the 3.00-kg object is removed, how far will the spring stretch if a 1.50-kg
  80. Human Services

    Mandie a new social worker in a residential treatment facility for adolescent teens, notices a disparity between the privileges given to the white residents as opposed to the American African residents. Since she is new, she begins to ask subtle questions
  81. Chemistry

    Please help me on this for my Midterm Review thank you very much... 1.For the reaction 2N2O(g) ⇋ O2(g) + 2N2(g), what happens to the equilibrium position if the pressure decreases? A. Shift to the right B. Shift to the left C. Doubles D. Does nothing E.
  82. chemistry

    The melting of 0.140 g of Br2 (which occurs at -7.2 C at 1 atm pressure) absorbs 9.43 J of heat. Compute the enthalpy change in 2.00 mol of Br2 when it freezes.
  83. chemistry

    write a balanced equation for the reaction that occurs when an aquesous solution of iron(II) chloride is mixed with an aqueous solution of potassium hydroxide
  84. 11Science

    A diploid organism has five pairs of chromosomes in each somatic cell. Assuming that no crossing over occurs, how many genetically distinct gametes can this organism produce?
  85. physics

    A ray of light in a tank of water has an angle of incidence of 23°. What is the angle of refraction in air? (Enter 0 if total internal reflection occurs.)
  86. Chemistry

    NaI(aq)+Hg2(C2H3O2)2(aq)--> Express your answer as a chemical equation. Enter NOREACTION if no reaction occurs. Identify all of the phases in your answer. I need help! Someone please help..
  87. physics

    A car is speeding up and has an instantaneous velocity of 1.0 m/s in the +x-direction when a stopwatch reads 10.0 s. It has a constant acceleration of 2.0 m/s2 in the +x-direction. (a) What change in speed occurs between t = 10.0 seconds and t = 13.0 s?
  88. chemistry

    Write a comlete, balanced chemical equation for the reaction that occurs between aqueous iron(II) sulfate,FeSO4, and aqueous potassium hydroxide
  89. chemistry

    Write a molecular equation for the gas-evolution reaction that occurs when you mix aqueous hydrobromic acid and aqueous potassium sulfide.
  90. chemistry

    explain why the pure solvent shows a level horizontal curve as solidification occurs, but the curve for the solution slopes downward slightly. ??
  91. Organic Chemistry

    Design a flowchart for the separation of a mixture that contains toluic acid, p-bromo-aniline, and anthracene. Whenever a reaction occurs, write the reaction completely.
  92. History

    How does war build national pride? Besides if there is a victory that occurs from war. This is the last question for the night I promise. I need a few ideas please. Your help is greatly appreciated and it means so much to me. THANK YOU FOR EVERYTHING!!
  93. math,correction & help

    is problem number 1 correct Problem #1 factor completely. x^4 + x^3 -12 MY answer: (x^2-3)(x^2+4) or is this still factorable. Problem #2 i need someone to help me set it up for me to solve. If the sides of a square are decreased by 3cm, the area is
  94. Chemistry

    Could someone answer this question so I understand it. Thanks Alcohols can function as both nucleophiles and as electrophiles in various reaction conditions. Which of the following statements is/are true? A)When R-O-H is a nucleophile, the O-H bond is
  95. Physics

    Which of the following statements are TRUE? Choose all that apply. [HINT: The statements that are false should contradict themselves or a definition.] 1. An object can simultaneously be moving and have zero velocity. 2. An object can simultaneously have
  96. science

    i just want to know if my answeres are correct! A.The problem = the main issue or subject being in vestigated in the study B.a method=a procedure, process, or approach used to investigate the problem C.a finding=a proven result obtained as a part of the
  97. science someone please check my answers

    i just want to know if my answeres are correct! A.The problem = the main issue or subject being in vestigated in the study B.a method=a procedure, process, or approach used to investigate the problem C.a finding=a proven result obtained as a part of the
  98. college-- chemistry

    I got stuck on this problem and I cannot figure out what to do or explain this problem. Please help me with this problem. The emission lines of one-electron atoms and ions can all be fit to the equation describing the spectrum of the hydrogen atom: E=
  99. Chemistry II

    Quinine is a natural product extracted from the bark of the cinchona tree, which is native to South America. Quinine is used as an antimalarial agent. When 3.28 g of quinine is dissolved in 25.0 g of cyclohexane, the freezing point of the solution is
  100. chemistry

    Quinine is a natural product extracted from the bark of the cinchona tree, which is native to South America. Quinine is used as an antimalarial agent. When 2.50 g of quinine is dissolved in 25.0 g of cyclohexane, the freezing point of the solution is