Algebra, help + check please

58,005 results, page 70
  1. Statistics

    Measurements on the percentage of enrichment of 12 fuel rods used in a nuclear reactor were reported as follows; 3.11 2.88 3.08 3.01 2.84 2.86 3.04 3.09 3.08 2.89 3.12 2.98 a. Test the Hypothesis H0: µ = 2.95 versus H1: µ 0 ≠ 2.95, and draw
  2. math

    If the answer is 1-2/3m what is the question> How can you solve equations like these? 9r + 7 = 4r - 8 Need to get the r on one side. 1st- subtract 4r from the right side of the = sign. What you do to one side do to the other. 9r-4r+7=4r-4r-8. 5r+7=-8
  3. english

    I'm writing a thesis statement and wanted someone to check it for me. My topic is about gay adoption, which I agree with. Thesis statement: Gay should be able to adopt because homosexual adoption also solves the problem of shortage of adoptive and foster
  4. geometry

    Ok, so I have this worksheet due, and it's for a lot of points, so can you check over my answers please? Can you leave your email so I could forward the scan to you? The worksheet has a lot of labeled shapes, so it's hard to describe in text. These are the
  5. Hyperboles

    My lawyer is so smart the trial ended 10 minutes after he started. My lawyer is so smart he makes an owl look dumb. He is so handsome that whoever looks at him faints. He is so handsome that girls fell in love with him at first sight. Okay, can someone
  6. More Math 2 See If You Can Help Me... :)

    Problem: a^2-9 a^2-3a ----- * -------- a^2 a^2+a-12 Here Is What I Got: (a+3)3a ------- (a+4) *Please Check It.I think I did it wrong though.. =[ I'm going to assume your problem is this: (a^2-9)/a^2 * (a^2-3a)/(a^2+a-12) Note: I'm using * to mean
  7. chemistry(Please check)

    1) In comparing the phase diagram for water with that of a solution of sugar in water, all of the following decrease except a) the vapor pressure b) the boiling point c) the freezing point d) the triple point I chose the boiling point as the answer. Is
  8. Chem Check Please!!!

    Calculate for the electrochemical cell below, Ag(s) | AgCl(s) | Cl–(aq) || Cu2+(aq) | Cu(s) given the following standard reduction potentials. Cu2+(aq) + 2 e– -> Cu(s) E = +0.337 V AgCl(s) + e– -> Ag(s) + Cl–(aq) E = +0.222 V
  9. Hamlet (check)

    An impending war is evident because: a. Young Fortinbras wants revenge b. Denmark king wants his territory back c. Hamlet killed young Fortinbras and took over his land d. Numerous omens are evident i choose B, is that correct?
  10. Check Answer!! math

    A test was given to a group of students. The grades and gender are summarized below A B C Total Male 7 14 11 32 Female 15 13 16 44 Total 22 27 27 76 If one student is chosen at random from those who took the test, Find the probability that the student was
  11. Math

    please check my answer thanks :) Juan bought a home with an adjustable-rate mortgage. The margin on the loan is 2.7% and the rate cap is 7.2% over the life of the loan. If the current index rate is 4.3%, what isthe initial rate of the ARM ? A. 7% B 9.9% C
  12. Spanish check

    Pedero es de Peru ¿de dónde eres soy tus amigos? Tu eres ser de Atlanta Mi profesora es de español ser Mexicano ser ustedes de Mexico ¿dónde sois vosotros ser de?
  13. math fraction to percent

    can you check these? i need to write each fraction or decimal as a percent round to nearest tenth of a percentif necessary? 21) 7/5 = 140% 22) 137/100 = 137% 23) 0.8/100 = .8% 24) 21/4 = 525% 25) 17/10 = 170% 26) 65/40= 163% 27) 37/20 = 185% 28) 7/500 =
  14. physics :thinking check please

    I think that: psi= A sin kx; is a solution to Schrodinger's time independent eqn for a particle confined: a) within an infinite pot well, and b) within the walls of a finite well;but psi= B exp(-kx) would only be a solution for outside the walls of a
  15. Math 8R - HW Qs. Check

    Topic - Logic In the clues below, each variable represent a different digit ranging from 0-9. Determine what digit each variable represent g+g+g = d (3+3+3 = 9) j+e = j (2+0 = 2) g (to the 3rd power) = d (3, to the 2nd power = 9) b+9 = d (6+3 = 9) f-b = c
  16. Math - Answer Check

    Dimensional Analysis 10. 17 cups = (8.5) pints 11. 18 pounds = (288) oz 12. 7.5 miles = (43650) ft 13. 32 quarts = (8) gal 14. 18 quarts = (72) cups 15. 180,000 inches = (2.84) miles 16. 4.5 tons = (144,000) oz
  17. english

    Do all authors that write novels are literary writers? For example Hemingway is a literary writer and he writes novels. Will F. Scott Fitzgerald also be a literary writer since he is a novelist? yes. Check a dictionary, either dead tree or online, for a
  18. Health/Law

    Which one is True Please check my answer thanks :) In jury trials ..... 1. The judge has no role. 2. Parties may request a trial jury for any type of case. 3. The judge and jury both have a role 4. The jury decides whether edvidence should be admitted I
  19. Check my work please!

    How does subduction change the ocean floor? a) subduction cause magma to accumulate on the ocean floor b) subduction causes oceanic crust to break into pieces c) subduction causes the ocean floor to sink into deep-ocean trenches d) subduction causes
  20. English

    Can someone please check the grammar in these last two for me. I posted this about 8:00 and no one ever answered. I do understand that you are helping other individuals to. Your help is greatly appreciated. The tension that Irene has towards Bellew shows
  21. Introduction to Graphic Design

    Hello! Thanks for checking my question out! ____ Image URL: goo.gl/3v95A5 Use the image to answer the question. 3. Under which of the following categories does the artwork fall? (1 point) a) abstract painting b) portrait c) still life d) monoprint My
  22. PLEASE CHECK! ELA

    Which choice best describes the underlined words in this sentence? Should you have been walking the dog without a leash? Underlined is: Should _____ have been walking it does not include the word "you" so I just did an under score to represent that. A-
  23. physics

    please check my answers what are the SI units for momentum? kg*m/s which of the following is not involved in hitting a tennis ball? a. kinetic energy b. chemical potential energy c. gravitational potential energy d. elastic potential energy i picked B How
  24. Math

    Please check my answer thanks :) Based on the information below what is Peter's account balance ? Peter has a credit card with an APR of 15% His balance last month was $423.78 He then made a purchase in the amount of $123.42 he later made apayment of
  25. English

    Thank you both for helping me. I just wanted to know if the folliwing two words are correct:"them" and "alerts". 1) Go through security and show your passport.Put your hand luggage and any metal object in a basket for them (?) to be scanned. 2) Then walk
  26. check my answer plz

    Lynn’s teacher likes to give lectures and rarely uses the overhead or chalkboard to illustrate her points. Lynn is struggling in this teacher’s class. What is least likely Lynn’s preferred style of learning? A. visual B. musical C. kinesthetic D.
  27. English Expressions

    1. I work in that building across the street. 2. I am a computer programmer/ a computer scientist. 3. I am a banker/ bank clerk / bank employee / teller / 4. I am an information provider. 5. I am a prosecutor. 6. I am a lawyer/attorney. (Are both the same?
  28. English

    Can you please check these few sentences? Thank you. 1) I spent the whole afternoon tidying up my second-holiday home. Are you going to get upstairs by lift/ to take the lift up to the second floor? 2) Are you going to walk upstairs? We spent an awful lot
  29. Analytic Geometry CHECK MY ANSWER

    A neighborhood swim club charges a one-time fee of $25 to join and $85 each month. If n is the number of months of membership and t is the total amount spent, then the variables are related by the equation t = 85n 25. Which variable is the independent
  30. Calc.

    Evaluate the indefinite integral. Please check my work? Not sure if I am doing this correctly. S= integral symbol S x^3*sqrt(x^2 + 1) dx u = x^2+1 x^2= u - 1 du = 2xdx du/2 = xdx 1/2 S x^2 * x sqrt (x^2 + 1) du 1/2 S (u - 1) * sqrt (u) du multiply square
  31. Math

    Brody deposited $500 into an account that earns 4.2% interest compounded annually. He makes no additional deposits and no withdrawals. Approximately how much interest will the account have earned after 7 years? A $167 B $420 C $542 D $665 I think the
  32. to ms.sue-writing prpject

    plzzz check: for my birthday, i asked for an MP3 player, but instead, my parents got me a telescope. the telescope was old and rusty, so I put it aside. when i finished dinner, I took the telescope with me to my room. i dusted and cleaned the telescope so
  33. poem

    limeric There once was a boy named Timmy. His brothers were all named Jimmy. They all got confused. This name was misused. They all ganged up and beat Timmy. Is it right poem for limeric check my spelling too thanks.
  34. MATHS

    Could you please check my answer? If the accident happened on the 8th of November and then Trent spent 3 weeks and 1 day in hospital, on what day did he get out of hospital? ANSWER: 30th of November
  35. Chemistry..

    Can you check my answer?When sodium chloride reacts with silver nitrate, silver chloride precipitates. What mass of AgCl is produced from 75.0 g AgNO3? My answer: 63.3g AgCl
  36. World History Answer Check (Ms. Sue)

    What was the effect of total war on ordinary citizens? A: Because of total war, ordinary citizens underwent rationing of goods.
  37. Chemistry check my answer?

    Hi! is my answer correct? Consider the following chemical reaction: H2 (g) + I2 (g) <> 2HI (g) At equilibrium in a particular experiment, the concentrations of H2, I2, and HI were 0.15 M, 0.033 M, and 0.55 M, respectively. The value ofKeq for this
  38. Chemistry - Answer Check

    Find the molarity given 1.5 Liters of solution containing 62.5 g MgO. - 1.03 M Mgo There are 0.32 Liters of a 2.5 M HF solution. How many moles and grams of hydrofluoric acid are there? - 0.8 mol and 16 grams
  39. maths

    find the x-intercept of the graph of the equation: 1. 4x-5y=8 2. 3y-10x=4 answers that I got: 1. x=2 2. -2/5 ___________________________________ find the y-intercept of the graph of the equation: 3. 7-12x=3y 4. 4y+9=5x my answer: 3. 2 1/3 4. 2 1/4 can you
  40. Thank You! Check?

    At a grocery store you estimate your bill to be about $23.50 for 10 items. If the cashier asks for $25.32 is the bill reasonable? a.No: it should be exactly $23.50 b.No: Being off by $1.82 is too much! c.Yes: With ten items, that difference is reasonable.
  41. English

    Revise the following sentence to omit personal pronouns. I think it is important for you to evaluate information before it in a paper. It's important to evaluate information before including in your paper. Please check my work.
  42. Math please check

    Identify the amount in the following application In a shipment if 1200 parts, 60 were found to be detective. What percent of the parts were faulty? a. 60 b. 1200 c. what percent d. shipment answer: c
  43. Math (check answers)

    1. Write the equation of a line in slope intercept form that is parallel to y = 3x - 2 and passes through the point (-2, 1) y = -3x-5? 2. Write the equation of the line that passes through (2, 1) and is perpendicular to 5x + y = 9. x + 5y = 3?
  44. Science - Check my answers please (6th grade)

    earth and the moon are kept in their respective orbits due to the influence of ? a) inertia b) gravity c) both inertia and gravity d) neither inertia and gravity Is it c) both inertia and gravity?
  45. Language Art (Please Check)

    i think its C. when does juan catch the bus for school? Which of the following correctly names the subject and the verb of the sentence? A.juan;catch B.when;catch C.juan,does catch D.when;does catch
  46. Algebra

    Can anybody help me on this problem for my Algebra 2 class, I am having a hard time tyring to solve it step by step. The probability that an archer hits the target is p = 0.8, so the probability that he misses the target is q = 0.2. It is known that in
  47. Algebra

    Can anybody help me on this problem for my Algebra 2 class, I am having a hard time tyring to solve it step by step. The probability that an archer hits the target is p = 0.8, so the probability that he misses the target is q = 0.2. It is known that in
  48. Maths Check

    Can Please someone check as per below I posted this yesterday and Drwls Answered and I post back the solution. Thanks Amortization of a $1000 Loan Interest Monthly payment rate 15yr 20yr 25yr 30yr 9.5% $10.45 $9.33 $8.73 $8.41 10.0% $10.75 $9.66 $9.09
  49. Physic Check

    These are questions I'm unsure about out of 20 for my submission #2. Someone please check soon. My answers have an =. 1.)A ball is rolling across the top of a billiard table and slowly rolls to a stop. How would Galileo explain the motion of the ball as it
  50. World History

    Check? 3.How was Napoleon able to control the countries neighboring the French Empire? Napoleon was able to control the countries by using military threats,and his family. His family supported what he wanted to do. They helped him create a army. He was a
  51. 6th grade math

    We are learning probability and can you please check my answer. Question: Enrique has 3 dimes, 2 quarters, and 5 nickels in his pocket. He takes one coin from his pocket at random. What is the probability that the coin is either a dime or a nickel? My
  52. Marketing

    Good marketing managers know that A.marketing strategies can't influence consumer "wants." B.marketers can't create internal drives in consumers C.it is not that difficult to develop a marketing strategy that gets consumers to do what they don't want to
  53. ireland

    how many hours do people typically work in week (in ireland)? Check this site for the length of the normal work week in Ireland. http://www.fedee.com/workinghours.shtml thanks,you have really helped me You're very welcome. I hope you enjoy your study of
  54. Math

    Kate's plane leaves at 3:35 P.M. She has to check in 2 h and 35 min to get to the airport from her home. Kate must first drop off her dog, Fido, at her friend's house next door. She wants to spend 45 min talking to her friend. What is the latest time she
  55. MATH plz help

    In a math question, Magda correctly answered a question that asked for a typical measure of orange juice in a full family-size jug. Which was her answer? A. 2 cups B. 1 gallon C. 10 gallon D. 10 fl oz I think its A or D plz check
  56. Physics(check)

    7)A car is moving with a uniform speed of 15.0 m/s along a straight path. What is the distance covered by the car in 12.0 minutes? I don't know 8)What is the resultant of two displacement vectors having the same direction? The resultant is the sum of the
  57. Math

    A virus scanning program is checking every file for viruses. It has completed checking 40% of the files in 300 seconds. How long should it take to check all the files? I am not sure how to set this problem up, can someone please help! 40% = 40/100 40/100 =
  58. English

    Today I am very busy, so would you like to go to classes by yourself? I have to grade students' activities.Their attitude grades, handout grades should be graded. Then I have to enter grade information on NEIS (This is a kind of program where teachers
  59. check geo

    maquiladors benefit foreign corporations by allowing them to: A)hire high cost labor B)hire low cost labor C)produce taxable exports d)produce duty free imports my choose is c
  60. algebra1

    could you walk-through the steps to solving this problem because I am stuck; 3x-5(3x-7)=2(x+9)+45 Let me know if you have a question in any step. 3x-5(3x-7)=2(x+9)+45 3x-15x+35= 2x+18+45 -12x+35 = 2x+63 -35 -35 -12x= 2x +63-35 -12x= 2x +28 -2x -2x -12x-2x
  61. Business Finance

    Sullivan's Handbags marks up their bags at 45% of the selling price. Pat Sullivan saw a bag at a trade show that would sell for her customers for $85. What is the most she would pay for the bag and still retain the 45% markup of the selling price? I came
  62. Chemistry (Check)

    6.3 mg of a boron hydride is contained in a flask of 385 mL at 25. degrees C and a pressure of 11 Torr. A. determine the molar mass of the hydride. B. which of the following hydrides is contained in the flask, BH3, B2H6, or B4H10 A. MM = 27.597 g/mol B.
  63. et

    which of the following statements is a true statement? A) if it is printed or posted on the web, then it is a fact B) websites must go through a validity checker before they can be posted on the internet C) experts constantly check everything on the
  64. English Check My Answer

    If someone tells you a precautionary tale, he or she is probably trying to A. inspire you to follow in the main character’s footsteps. B. show you how you are similar to the main character. C. make you feel sorry for the main character. D. stop you from
  65. Calculus (pleas help I really need to check this)

    Assume that each of the follwing functions gives the position of an object at time t. Find the velocities indicated by setting up and evaluating a limt algebraically. (a) s(t) = 3t^2, Find v(-1). (b) s(t) = 1/t , Find v(2). (c) s(t) = square root of t,
  66. GEOM B

    Check over my answers? 28. A kite has diagonals 7.8 ft and 6 ft. What is the area of the kite? A. 23.4 ft^2**** B. 46.8 ft^2 C. 41.4 ft^2 D. 10.8 ft^2 29. What is the area of a regular hexagon with an apothem 13 inches long and a side 15 inches long? Round
  67. health

    True or false the endocrine system only regulates long-term changes in the body True*** False Which endocrine glad(s) are responsible for the changes associated with puberty? A. thymus gland B. reproductive glands*** C. thyroid gland D. pancreas Please
  68. chemistry (Pls Bob check for me)

    A 150 mg/dl glucose solution was diluted 1:2. Then 0.5ml of it was added to 4.5ml saline 2 ml of this solution was diluted to 10ml. What is the final concentration of glucose? 1L= 10dl 1dl =100mL Answer 0.015mg/dl
  69. Math

    1) Describe the relationships you discovered in the Fibonacci sequences. 2) what strategies did you use to search for relationships. 3)how many examples of a relationship do you need to check before you start to believe that the relationship might be true
  70. math

    please check my answers 1.which is smallest 5/8,3/4,9/16,7/8 =9/16 2.subtract 6 3/10-4 11/15=1 17/30 3.estimate 6 1/8* 7 4/5=48 4.lcm of 20,32=160 jon spent 1/3 of his study time doing math and 2/7 preparing for history exam. what fraction of his study
  71. English

    1. He met the boy in Africa. 2. He saw the boy in Africa. 3. He studies the animals in Africa. 4. He had a party in Africa. 5. He held a conference in Africa. 6. He ate fresh fruit in Africa. 7. He bought a house in Africa. ...................... Is 'in
  72. English

    Writeacher, I'd like you to help me check this paragraph. Thank you. 1) We are urgently looking for an English school, which is interested in a long-term cooperation (??) with our school. We would like to start with an email partnership followed by a
  73. Business

    Which of the following is NOT an example of parallel structure? "Yoga can help you develop flexibility, reduce stress, and increase relaxation." "Learn how to analyze business audiences, improve your style, and edit thoroughly." "You are all encouraged to
  74. social studies (check answers)--Mrs.Sue

    1.D---B 2.D---C Economic globalization has had what negative impact on the Andes and the Pampas? A. increase in food production B. diversification of economies C. overfishing and more land clearing D. more job creation Brazil is best known for the A. Andes
  75. English

    Thank you very much for your help.I need you to check these sentences, please. 1) He plays more sports than Keith. Will you have to take a make-up exam at the end of Agust? 2) As our flight is due to land in London in the late evening, I wonder how far
  76. dog behavior

    please check my answer thanks so much :) As the instructor of a basic obedience class, what can you use the game night for? A. To talk with students who are falling behind B. To discuss other classes you offer C. To test dogs for graduation requirements D.
  77. History

    What problems did the Israelites face when they returned to Canaan? This is a religious, rather than a historic question. Please check your book or the Bible for the answer your teacher expects. As there is no physical historical evidence for Any of the
  78. Grammar and Composition

    Please check these for me: Write the plurals of the following singular words. 1. hero : heroes 2. sheep : sheep 3. sister-in-law : sisters-in-law 4. journey : journeys 5. princess : princesses 6. spoonful : spoonfuls 7. victory : victories 8. stepchild :
  79. GEOGRAPHY ? SCIENCE

    The theory that described the creation, destruction, and mobility of the oceanic crust is called Hydroplate Theory? I think this is right but not sure. Check these sites for two possible answers. http://www.tcd.ie/Geology/MAIN-PAGE/CE3A8/plates.pdf
  80. math check

    Find the 95% confidence interval for the difference between two means based on this information about two samples. Assume independent samples from normal populations. (Use conservative degrees of freedom.) (Give your answers correct to two decimal places.)
  81. american government

    precedent,while not an absolute constraint on the courts ,is needed to a)maintain legal consistency over time,so the confusion and uncertainty about the law can be avoided b) preserve the courts as a majoritarian institution c)check the president in the
  82. ms.sue check

    water pollution in the united states and canada is caused by: a)acid rain b)runoff from agricultural chemicals c)industrial wastes D) all of the above since the 1970s the u.s and canada have reduced ________ around lake erie. A)unregulated boat traffic
  83. English

    Toss a coin. And if you get a head, move one space forward, and put a marker in the space. If you get a tail, move two spaces. Look at the word or picture on the space. By using it, make a sentence on the right side of the page. (Would you check the
  84. apchemistry

    Hi Please double check me: I had to state whether the process forms a voltaic or eletrolytic cell: YOu plug in your MP3 player to charge the nickel-cadmium battery (I said electrolytic)??? The radio plays in your car even though the engine is not running.
  85. Calculus

    alright. i need to write a definite integral for the volume and evaluate the integral for the region bounded by y=x^2, y=0, and x=1 revolved about the a) x-axis, b) the y-axis, c) x=2, and d) y=-2. HELP! Lets do the x=2 axis. dV= pi rh dr where r is
  86. history

    i have checked this in my book and i think it is correct, but i think yesterday someone told me it was wrong, pleases check this again: what was the goal of the Selma March? a. to integrate bus terminal lunch counters b. to get more low-cost housing built
  87. english poem

    plz can anyone check my poem and mark my correct my mistakes. Lasts Forever once aparted, never met again never saw the wound heeling again once desired, beyond dreams no one i saw blessed anymore once hurtled, smashed from the roots never saw a tree
  88. English

    I really need you to check this sentence. I included a few examples on phrasal verbs I'm not sure of. 1) The projector complains that it had been a very dear season (the stock was low/there had been a shortage of cucumbars/ in the growth??? of cucumbers)
  89. 5th grade science

    Can you check this question? 7. Which of the following is an instinctive behavior that an organism can inherit from its parents? a. a raccoon taking lids off trash cans to find food. b. a dog barking loudly when doorbell rings c. a seal balancing a ball on
  90. English

    Can you please check these sentences on phrasal verbs, please? Thank you very much in advance. (I don't know if their use is correct). 1) The plane will lift off at 9.00 o'clock. 2) They will head off at six a.m. tomorrow. 3) He cleared off without saying
  91. english check?

    In “Harrison Bergeron,” Kurt Vonnegut’s purpose is to show readers (Points : 5) the danger of letting extremely strong people have freedom. the value of keeping all people at the same level of potential and achievement. the ugliness of violent revolt
  92. Foreign languages

    Writeacher, can you please check these sentences? Thank you. 1 Talk about the place where you live using the following grid: . – What is your town like – How long have you lived there – if you like it or not and why – If you don’t like it where
  93. chem

    1.Which of the following elements has the largest known oxidation number (in magnitude)? Pt Au Os Fe Ru 2.Which of the following metals has the highest melting point? Al Mg K Na Ca I know that Ca is wrong because I tried it, so I really think it has to be
  94. Check Math Answers

    What are the values of the trigometric functions; The choices are 1, -1, 0, undefined. tan(-270degrees) answer: undefined cot(-270 degrees) answer:0 sec(-270degrees) answer:undefined correct
  95. need help please

    solve each system graphically. be sure to check your solution. if a system has an infinite number of solutions, use the set-builder notation to write solution set. if a system has no solution, state this. where appropriate, round to the nearest hundredth.
  96. English

    1. The shop is two blocks away form this post office. 2. The bakery is at the corner one block away form the flower shop. 3. The ware house is between the two buildings one block away form the book shop. ------------------ Are they all grammatical? Would
  97. Science 8th grade

    Please check my answer thanks What makes up most of the volume of blod plasma ? A Reb blood cells B Water C Plasma proteins D White blood cells I think it's Red blood cells
  98. math

    Solve each system graphically. Be sure to check your solution. If a system has an infinite number of solutions, use set−builder notation to write the solution set. If a system has no solution, state this. 6x – 2y = 2, 9x – 3y = 1
  99. please check my answers

    To make sure its correct before I turn it in Q.If f(x) is a linear function, which statement must be true? A.f(x) has no x2-term. Q2.The graph of a function must be linear if it has what characteristic? A2.It has a constant slope. Q3.If f(x) is a linear
  100. Physics(Please check)

    After 14.6 s, a spinning roulette wheel has slowed down to an angular velocity of 1.22 rad/s. During this time, the wheel has an angular acceleration of -4.51 rad/s2. Determine the angular displacement of the wheel. I did w0= wf + (4.51)(14.6) = 1.22+45.1