can anybody help me to understand solving this problem 8/x=2/5x=

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  1. Career planning

    Which of the following is an effective first reaction to a problem . A. Asking questions to help you understand the problem B. Deciding on a solution as quickly as possiable C. Finding someone else to handle the problem D. Removing yourself from the

  2. Science

    1. Which of the following best explains what an Engineer does? A- An engineer combines the knowledge with problem-solving skills to design better mathematical models. B-An engineer combines the knowledge with problem-solving skills to increase the

  3. algebra

    Explain the difference between solving a system of equations by the algebraic method and the graphical method. Someone also wants to know why there are different methods for solving the same problem-what would you tell him? Tiffany Oakes

  4. Chemistry

    For many years the recovery of gold-that is, the seperation of gold from other materials-involved the use of potassium cyanide: 4AU + 8KCN + 02 +2H20 -> 4KAu(CN)2 + 4KOH What is the minimum amount of KCN in moles needed to extract 29.0 g (about an ounce)

  5. chemistry

    How much energy is evolved when 2.65 mg of Cl(g) atoms adds electrons to give Cl1-(g) ions. No clue how to go about solving this problem as it doesn't really relate to any of my examples in my text book or notes. All I can find that related to this problem

  6. statistics

    in a classic study of problem solving, katona demonstrated that people whoa re required to figure out a problem on their own will learn more than people who are given the solution. One group of participants is presented with a series of problems that hey

  7. Math And Science for Young Children

    The conventional problem-solving strategies usually taught have been: A. act out the problem, make a drawing or diagram, and solve the problem. B. look for a pattern, construct a table, solve the problem, and look back. C. understand the problem, devise a

  8. Computer

    Diagnosing is solving the problem, and troubleshooting is figuring out what the problem is. True False

  9. algebra2

    solving compound inequality can someone please help I don't understand.

  10. 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

  11. GENERAL CHEMISTRY

    CALCULATE THE pH AND HYDROLYSIS IN 0.10 M AlCl3 SOLUTION.Ka = 1.2 X 10-5 FOR [Al(OH2)6]+3,OFTEN ABBREVIATED Al+3.TELL WHETHER pH IS ACID OR BASE.GIVE IONIC EQUATION. Help us a little by telling us how much you know to do and exactly what you don't

  12. Chemistry

    Consider a 27.5g piece of ice at 0.00C. a) how much heat is required to convert the ice to water that is also 0.00 C? b) how much heat would be required to warm this water from 0.00 C to 17.50 C? I don't understand the process of how to go about solving

  13. English

    1. To come up with possible solutions to a problem is referred to as: A. decision making. B. concept mapping. C. critical thinking. D. problem solving. is it D 2. "Should I apply for a job or go for an internship?" is an example of which stage in the

  14. Math

    Find the equation of the straight line joining a)(4, 4) and ( 2, 0) b)(3, -1), (5, 4) i also need to know how you went about solving this problem so i can understand.. many thanks

  15. Math

    SECTION D – PROBLEM SOLVING AND PROGRAM DESIGN Problem solving: You are required to: 1. Develop an algorithm in either pseudocode or flowchart that will accept the names and rank of at least five (5) staff members and their total sales for the month. The

  16. MATH

    Solving by graphing DQ 1 Solving by substitution Solving by elimination Which method do you think would be best to solve this system? y=10x-8 y=1/2x+5

  17. Math

    How to graph: x(x+3)^2 I understand its a cubic function. Anyone care to help me with solving and graphing it? thanks.

  18. Psychology

    Why is problem solving considered the highest level of mental activity? What makes an individual good at problem solving?

  19. English

    1. Application means to: A. memorize the concepts, ideas, or vocabulary learned. B. judge the merit or value of the information. C. use the knowledge learned to understand actual situations. D. breaking the idea down to component parts. is it C 2.

  20. math

    Please help solving this problem. Solve the following word problem: One poll reported that 48% of city residents were against building a new stadium. The polling service stated that the poll was accurate to within 3%. What is the minimum percent of city

  21. math

    On one side of a scale there is a 1-kg weight and half of a brick. On the other side there is one full brick. The scale is balanced. How many kg does the brick weigh? Try to present at least 2 methods to solving this problem. How does this problem help to

  22. Math

    Hey y’all! I don’t understand this and maybe you guys could help me cuz...ya know that’s what this sight is for...haha. This is the Solving One-Step Inequalities Practice assessment for Unit 5 lesson 9 Solving One-Step Inequalities for Connexus 6th

  23. lattice math

    Why should we estimate before solving a problem? We should estimate before solving a problem to make sure our answer is close to the real answer. Here's a simple problem. Suppose we want to find wnat a 6% tax on a $10 purchase would be. When you do the

  24. 2nd grade math requestion post

    Okay, my child is doing problem solving lesson 5-7 in scott foresman addison wesley book. The question that we are having a problem with is a number line. there are 10 spaces in the number line and the clues are: Clue 1: the number are between 70 and 82

  25. physics

    This problem explores the difference between solving a circuit using the KCL/KVL method and the node method. The circuit shown below has five elements: three resistors, a current source and a voltage source. The resistance of the resistors and the

  26. Chemistry

    I don't really understand these questions and their processes. And I am a bit iffy on redox reactions. For problem 3, can you show a step by step process how to do the problem? Problem 2, I do not fully understand how to do it at all. How would you know

  27. math

    What strategy did you use in solving this problem? 22. Suppose that you wanted to find the whole numbers represented by each of the letters in the following addition problem: Which problem-solving strategy might be most helpful to you in solving this

  28. Math

    I don't understand how to solve this problem: In solving the equation (x + 3)(x + 1) = 48, Eric stated that the solution would be x + 3 = 48 => x = 45or (x + 1) = 48 => x = 47 However, at least one of these solutions fails to work when substituted back

  29. math

    can anybody help me to understand solving this problem 8/x=2/5x=

  30. beginning chemistry

    The problem says indicate the the number of sig. figs. that should be present in the answers to the following problem without solving the problem. 0.70 x 7.00 x 6.880= What is a sig.fig. and how can you find them without solving the problem? It doesn't

  31. math

    8 / (4 / (-28)) = -56 I don't understand why? what are the steps to solving this problem?

  32. College Math II

    Solve the problem. If a manufacturer charges q dollars each for footballs, then he can sell 3000 – 150q footballs per week. Find the polynomial R(q) that represents the revenue for one week. Find the weekly revenue if the price is $8 for each football. I

  33. Calculus: Integral

    I don't understand how to do this one integral problem that involves secant. I'm asked to find the integral of sec^4 (4x). I'm not really sure how to go about solving this problem.

  34. Algebra 1

    I'm having trouble solving x=2(x-1)+6 I understand but I get confused on some of the problem and this is one of them. It's probably very simple to get the answer but can someone please just walk me through on trying to solve it?

  35. algebra

    in solving the equation (x +2)(x - 2) = 32 eric stated the solution to be x + 2 = 32 => x = 30 or x- 2 = 32 => x = 34. however at least one of these solutions fails to work when plugged back into the equation. why is that? please help eric to understand

  36. Algebra

    who ever will help me I do not understand this problem? Solve each exponential. Give the exact value of x 6^x = 1/36 3^x = 8 I really do not understand at all I have not taken algebra since 8th grade and went back to school at 67, Thank you if you wish to

  37. Child Development

    Discuss how as a professional, you may be able to assist children in refining their learning and metacognitive problem-solving strategies. At what stage in the maturation process do you believe it is most important to address a child’s learning and

  38. Algebra 2

    Exponential Notation Simplify. (-2)^0-(-2)^3-(-2)^-1+(-2)^4-(-2)^-2 I tried solving this problem a few times and kept getting random answers. The answer in the book says that it is 25 1/4 I do not understand how you get that answer. Thanks For Your Help

  39. writing

    Discuss how, as a professional, you may be able to assist children in refining their learning and metacognitive problem-solving strategies. At what stage in the maturation process do you believe it is most important to address a child’s learning and

  40. Calculus

    I am having trouble solving this problem: "Find where the tangent line is horizontal for r=1+cos(theta)" I would really appreciate the feedback, I'd like to know how to go about solving problems like these. Thank you!

  41. Algebra 2

    Solving Quadratic Systems x^2+y^2=2 x^2-6y=10 I'm having trouble solving this problem.

  42. Chemistry

    I need help in solving this problem: A certain substance has a heat of vaporization of 42.46 kJ/mol. At what Kelvin temperature will the vapor pressure be 5.00 times higher than it was at 291 K? I know that I have to use the Clausius-Clapeyron equation,

  43. Cosine Law

    For the next three questions, choose which is the most appropriate method to solve the problem, explain your answer. a) SOACAHTOA b) The Sine Law c) The Cosine Law d) The problem cannot be solved without further information 1) Yachts in a race have to sail

  44. Cosine Law NEED HELP QUCIK

    For the next three questions, choose which is the most appropriate method to solve the problem, explain your answer. a) SOACAHTOA b) The Sine Law c) The Cosine Law d) The problem cannot be solved without further information 1) Yachts in a race have to sail

  45. algbera

    In solving the equation (x + 3)(x + 1) = 48, Eric stated that the solution would be x + 3 = 48 => x = 45 or (x + 1) = 48 => x = 47 However, at least one of these solutions fails to work when substituted back into the original equation. Why is that? Please

  46. Algebra

    In solving the equation (x + 3)(x + 1) = 48, Eric stated that the solution would be x + 3 = 48 => x = 45 or (x + 1) = 48 => x = 47 However, at least one of these solutions fails to work when substituted back into the original equation. Why is that? Please

  47. math

    In solving the equation (x + 4)(x – 7) = -18, Eric stated that the solution would be x + 4 = -18 => x = -22 or (x – 7) = -18 => x = -11 However, at least one of these solutions fails to work when substituted back into the original equation. Why is

  48. algebra

    1. In solving the equation (x + 3)(x + 1) = 48, Eric stated that the solution would be x + 3 = 48 => x = 45 or (x + 1) = 48 => x = 47 However, at least one of these solutions fails to work when substituted back into the original equation. Why is that?

  49. problem solving

    Please help me figure out how to solve this problem I have researched and racked my brain and still no luck.I don't think there is enough information givin. Problem In 1054, Chinese astronomers observed the light from a supernova in the night sky. This

  50. Math

    In solving the eqaution(x+4)(x-4),Eric stated thatthe solution would be x+4=33=>x=29 or (x-4)=33=>x=37 However, at least one of these solutions fails to work when substituted back into the original eqaution. Why is that?Help Eric to understand better,solve

  51. intermediate algebra

    In solving the equation (x-1)(x+2)=30. Eric stated that the solution would be x-1=30¨T¡úx=31 or(x-2)¨T30¨T¡úx=32 However, at least on of these solutions fails to work when subsitituted back into the orignal equation. Why is that? Please help Eric to

  52. chemistry

    I have been having a problem with solving a chemistry problem. The problem requires finding the density in copper at 1305K (the temperature changes when you reset the problem). I think I am using the proper formula, (N_v/N_s=Ae^-changeH_v/kT). My results

  53. chemistry

    I have been having a problem with solving a chemistry problem. The problem requires finding the density in copper at 1305K (the temperature changes when you reset the problem). I think I am using the proper formula, (N_v/N_s=Ae^-changeH_v/kT). My results

  54. Language Arts

    What is a big problem in our world? Think of a problem solving invention to solve this problem.

  55. Algebra

    I am having such a hard time in this class. Hopefully someone here can help me to understand some of what they are trying to teach me. I have a problem here and have been working on it for about an hour now and I can not figure it out. I need to come up

  56. math problems

    thanks alot for giving me those sites but i already know this stuff. They don't teach how to read an aritmetic problem so its confusing to me what to do with them, when sometimes its so obvious i just need someone to actually explain it to me in a diffent

  57. Algebra II

    Solving the formula for the indicated variable. I=prt,for r I need help knowing how to solve this problem step by step. its easier with numbers and a fraction in the problem but this problem just threw me off.......HELP PLEASE!!!!

  58. Geometry

    The Varignon parallelogram of the Varignon parallelogram of quadrilateral ABCD is a 3*4 rectangle. Find AC+BD. I don't understand the Varignon parallelogram, so solving this problem is difficult.

  59. algebra,math

    can someone correct these. and help me DIrections:Factor (3) 4x^2-4x-15 My solving: 4*x*x-4*x-15 (the star means multiply my final answer: x^3-15 (the ^ means for exponent) (4) 5x^2-26x+5 my solving: 5*x*x-26*x+5 my final answer: x^3-16 I don't understand

  60. Maths

    Solve the problem - How many three digit numbers do not contain a five? Show evidence of solving the problem in a systematic way.

  61. Maths

    Solve the problem - How many three digit numbers do not contain a five? Show evidence of solving the problem in a systematic way.

  62. algebra

    would you help me write a logic application for andy has the cards1,5,and 7 belle has the crds 5,4,and 7 carol has the cards 2,4 and 6 whats the salient facts of the problem? explain the strategy for solving the problem? present a step by step solution for

  63. Algebra

    I have never had algebra and cannot figure out how to work through the problem below [(x + 1)² - (2x + 1)]1/2 + 2|x| - 6 = 0 Can you show me the steps for solving the problem?

  64. algebra homework

    I am having some problem with solving a problem that the teacher gave to us. I ahving been working on it, but I just can't seem to get it. I keep getting the answer 2(y-2)/y+2. 3/y-3/2y+4

  65. character education

    What consideration should be a key factor when solving a problem? how other people will be affected who to ask for help where the problem goes once it is solved how it affects only you A

  66. Math! Please help!

    This is an inequality problem/question. I dont know if I'm right in solving this problem: 15 ≤-k/4-9 (k/4 is a fraction) Please help! I got 5.25 ≤k

  67. Math

    The problem states that "5 to 8 is as 15 to w." I'm having some trouble solving this because I am unsure of what the problem is asking me to do. Some help would be appreciated. Thank you! :)

  68. algebra

    3x^2-5=16 solving equation I see no one is answer ansy problem could some please I need this problem tonight.

  69. College Math II

    Solve each problem. Find the quotient and remainder when x^2 – 5x + 9 is divided by x – 3. I don't understand how to divide and solve this problem. Can someone help me understand the steps on how to do it. Thanks.

  70. Math

    Can someone please work out the steps in solving this elimination problem. Thank you. The problem is x + 2y = -7 x - 5y = 7

  71. algebra

    The area of the wall you are going to paint is 50 feet2. If the width is half the height, what are the dimensions of the wall? In answering this problem follow the steps below: 1. Represent the height as ‘x’ and then write the width in terms of x (for

  72. Chemistry

    The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an absorbance of 0.530. If a trial's absorbance is measured to be 0.150 and its initial concentration of SCN– was 0.00070 M, the

  73. Algebra 1B

    f(x) = -7x^2 + 3x + 5.What is the appropriate values when solving? I just do not understand help please

  74. chem

    If 0.120 moles of water are produced in the reaction H+(aq)+OH-(aq)-->H2O(l) delta H=-56.2 kJ/mol I have tried this problem a ton of times and aris keeps telling me I'm incorrect. Can you please help me with solving this problem

  75. algebra

    im having a hard time solving a problem that is 9x+9y=-18 do you think you can help me with this problem

  76. why is noone answering my question?!?!

    A rational function that passes through (0,0) and (4, 8/7) has the x-axis as a horiztonal asympotote. It also has 2 vertical asymptotes x=3, x=-3. I understand that to set it up, it is y= ax+b / (x+3)(x-3). I don't understand how to solve for a and b. Put

  77. geometry

    what are the relationships between corresponding sides perimeters and areas ofsimilar figures how are the characteristics of similar figures applied in problem solving how ara these relationships applied in solving real world situations

  78. MATHEMATICS

    I DON'T UNDERSTAND THE SOLVING.PLEASE EXPLAIN?

  79. algebra 1

    I was just wondering if anybody could explain to me the steps in 'solving systems in substitution' and 'solving systems in substitution with a variable'. I'm majorly confuzled!!!! It might help to post a specific problem so someone can show you the steps.

  80. Algebra

    x/(x-3)-4-(2x-5)/(x+2) If the problem is this: x/(x - 3) - 4 - (3x - 5)/(x + 2) ...find a common denominator to start. The common denominator is (x - 3)(x + 2), then convert each term using the common denominator. Here's a start: [x(x + 2)/(x - 3)(x + 2)]

  81. Nautical Studies

    I am just beginning to study celestial navigation and initially wish to concentrate my limited powers on the intercept method. I understand this involves the creation of a spherical triangle PZX which must be solved. I also understand there are several

  82. Math (Calculus II) (Weird Work Problem Setup Help)

    I am trying to understand my teacher's example of a Work problem. Cut to the chase here's a picture of the problem: goo.gl/photos/AqZ6ENmHLg6heixD7 While I understand how to integrate fairly well, I'm still confused on how exactly my teacher set up the

  83. Algebra 1

    Z/3-3=z/4+7 Please help i don't understand this solving linear equations

  84. Algebra

    Please explain to me 6x+7(-9)=-50. we are solving for x how to you get x=2.2 We don't understand how they came up with the answer.

  85. Math Analysis

    What is the approximate horizontal distance traveled by a soccer ball that is kicked at an angle of 30 degrees with an initial speed of 60 feet per second? a) 84 ft b) 88 ft c) 93 ft d) 97 ft e) 105 ft ==> I tried solving it by solving for x in the

  86. General Chemistry

    I have two questions about this problem, I understand how it's supposed to be done but I don't understand how my teacher came to this answer, so I was wondering if somebody could confirm or deny his answer here's the problem. Below what temperature is:

  87. fractions

    my teacher gave us some fraction problems for homework, but I'm confused about how to go about solving the problem. The problem is what is 2/4 of 8. Can you show me the steps so I can do the rest of the math problems? 2/4 reduces (or simplies if you

  88. Fibonacci Numbers

    I posted the question several days ago and Mathmate helped to guide me along. I am just unsure if I do not understand what he is saying or if I did complete the problem right. I would appreciate any input. 1.618034 - -.618034 = 2.236068/sqrt 5 = 1.00000 I

  89. Physics

    A golfer rides in a golf cart at an average speed of 3.10 m/s for 21.0 s. She then gets out of the cart and starts walking at an average speed of 1.60 m/s. For how long (in seconds) must she walk if her average speed for the entire trip, riding and

  90. Math, music and movement

    20. Justin is working thorough a math problem and he often goes back over his steps to make sure he didn’t miss anything or makes a mistake. This is an example of which element of cognitive development? A. Problem-solving B. Self –monitoring C.

  91. Math: is it? is it not?

    Is this math problem hard? - There are 12 brothers living in a mansion. Six brothers are sitting in a rectangular kind of table. Six other brothers stood around them. They all have ten huge backpacks. Each backpack has 8 large monkeys. For every large

  92. Algebra

    Stuck on this problem Find values for m and b in the following system so that the solution to the system is (-3,4) 5x+7y=b mx+y=22 5(-3) + 7(4) = b b = -15 + 28 = 13 m(-3) + 4 = 22 -3m = 22-4 m = 18/-3 = -6 Thank you Sanchi....I will use this as a template

  93. Early child ed.

    If you would you not mind,please check my answers to these questions. 1. The two problem solving tools of demonstration and verbalization are used in which teaching method? A) Direct B) Command C) Task-oriented D) Guided discovery 2. Which one of the

  94. Math

    Need help solving this problem. If there's an equation at the end, need help in how to solve that also. Compounded interest problem. Principal $825. Rate 4%. Compounded Annually. Time 10 years.

  95. Algebra help

    I need help solving this problem 1/5(2x - 10)+4x= -3(1/5x +4) Can someone at least walk me through this problem? Please and thanks!

  96. Logs.

    Can you please help me with the following log. problems? thanxs! Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution. 7^x = 6^(x + 7) this is how far I got: x log 7/x log 7=

  97. Chemistry

    I have to solve this combustion problem using Dimensional Analysis and molar heat: 2 C2H6 +7O2 yields 4 CO2 + 6H2O + 3120 kJ The question is to discover how much heat is produced along with 8 moles of water in this reaction. My problem is that I have no

  98. algebra problem that is causing me headaches

    I have no real method for this problem other than trail and error and foil. I have come up with some amny variations until I am on my second sheet of paper! The closet I have gotten to factoring/solving this problem so far is.... #46.) -3t^3+3t^2-6t

  99. math

    solving rational numbers is so confusing.I don't understand how to solve -14/5 x (-51/69)

  100. algebra

    I don't understand how to do these problems, anyone that can help id appreciate it thank you. Solve each system by substitutions solving for x then for y x=5 3x+y=2 x+y= 8 4x+y=20

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