wx + zy = c Solve for y. I don't understand this. If you know what Carnegie is, then you would know I don't really understand. So please help me. help me with the steps

54,442 results
  1. Math

    M is the set of integers that are greater than -1 and less than 4 I don't understand?? i know it's easy but i don't understand how to solve it

  2. math

    how would I solve 10=7-m? I don't understand how to find the variable and I use flowchart!none of my math books show me how! so how can I solve problems like these?

  3. Algebra

    I don't understand how to solve this problem... help? 5r-(2r+8)=16

  4. algebra

    Solve the system of equations. 9x + y = 2 –4x – y = –17 I don't understand how you solve this.

  5. physics

    two point charges are 10.0 cm apart and have chargeso of 2.0 uC (micro)and -2 uC, respectively. What is the magnitude of the electric field at the midpoint between the two charges? i think the answr is zero.. but i don't understand how to get to it...can

  6. 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

  7. math

    solve the following inequality. 24x-55

  8. GeneralChemistry

    What is the minimum amount of 6.7M H2SO4 necessary to produce 27.9g of H2 (g) according to the following reaction? 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) I don't know how to solve it, and I don't understand the explanation given online.

  9. Algebra HELP!

    Solve by substitute: 1) y=2x-1 2x+2y=22 Solove by emlimination: 1) 5x+4y=-83 3x-3y=-12 Solve using a method of your choice: 1) x+2y=23 5x+10y=55 2) y=x+1 2x-2y=-2 Please help me I don't understand any of this, it's my second day of school and I already

  10. Geometry

    Solve each equation below by completing the square: 1) x^2 + 6x = 16 My steps: x^2 + 6x - 16 = 0 (x - 2 )(x + 8) x = 2, -8 I set it to zero and factored it out. But my teacher said not do it that way and do it by dividing by 2 but I don't understand how

  11. math

    pls help me solve this: let s represent the number of games a basketball fan attends. enter an inequality that represents all values of s for which buying a main box season ticket is less expensive than buying single-game main box ticket. i don't

  12. Math

    Match the expressions with thier equivalent equations in the columns. List A: List B: 6x+12 6(1+x) 6+6x 6x-6 6(x-1) 6(x+2) Fill in the blank: The expression 6x+12 is equivalent to the expression __________ The expression 6+6x is equivalent to the

  13. pre-cal

    Use logarithms to solve log 8 / log x < 1. I understand that there are 2 cases: when x is negative or positive. I don't understand how it affects the answer though.

  14. Math

    I just don't understand this question: h(t)=A*b^x h(3)=4 h(5)=40 Solve for b Would you plug 3 into the x and set it equal to 4? (4=A*b^3) How would you solve for that because in the next question they go on to ask you to solve for A using the b you

  15. 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

  16. Math

    I am taking the Using Tables, Rules, and Graphs quiz part 2, and I dont understand these two problems. 1. Use the function rule to complete the table: -10x+y=y Above it shows a graph, with x and y marked, then along the top it goes -2, -1, 0, 1, 2 I don't

  17. Algebra

    I don't understand how to do this problems: Solve for the variable r, C=2PIr (PI is the pi symbol thing then r is next to it) and this problem solve for the variable l, S=B+1/2Pl please help :) When you solve for a variable, you want that "letter" on one

  18. Substitution Method-Plz help

    Use the Substitution method to solve the system of equations. x + y = -4 x - y = 2 solve for x in the second equation. x= y+2 Put that in for x in the first equation: x+y=-4 (y+2) + y = -4 solve for y. Then, x= y+2 i don't get it.How did you get that?What

  19. Algebra

    I don't quite understand how to solve matrices with three variables. If I have the equations: 7x-4y-2z=0 2x-3y+z=-0.25 -2x-2y+5z=0 How can I solve this? I saw the explanation in a site but I didn't understand it. They appeared to make random operations

  20. 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

  21. Algebra 2

    How do I solve these inequalities: e^3x>e^x-1 -6log (subscript of 4) x > -24 & how do I solve these: 8^x+1=3 e^x+2=50 8logx=16 I really don't understand how to solve these so can someone please explain them to me?

  22. rational functions

    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.

  23. rational functions... PLEASE HELPPPPP

    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.

  24. Algebra

    I have a few more questions that I either need help with or just need checking. Is the algebraic expression a polynomial? if it is write the polynomial in standard form, 1. 6x-9+8x^2 I got Yes; 8x^2+6x-9 Perform the indicated operations. Write the

  25. Algebra

    Solve Q= (N-S)/ N for N So when I multiply both sides by N I get Q(N)= N-S I know I am doing something wrong, the answer is in the book which is N=S/(1-Q)but I don't understand were the 1 comes from. Could you write it out step by step, so I can see what I

  26. math

    someone please help please help don't understand solve each literal equation for the indicated variable. (solve for s) d=c-s ______ n

  27. math

    I don't understand logarithms. Is there a way to solve exponential equations without doing them? Ex, 10,000 = 394.970(1.259)^x How do I solve for the x?

  28. math dealing with varibles

    solve this problem S-46=14 is it... a)34 b)31 c)32 d)none of the above do you know how to solve for S? You want all of the variables (in this case S) on one side and the numbers on the other. We have S on the left side; we leave it there. We need to move

  29. Math

    11. Solve for x: 12:x=8:6 I don't understand what I need to do. Help.

  30. Algebra2

    Help? 1.6x^6/3-5x^1/3-6=0 #Still Don't Understand how to solve this..

  31. calculas

    Please help don't understand how to solve it. 3xy-6x+2y^2 dx/dt=-6 x=2 y=-3 thank you

  32. Math

    How to solve this: ((x-3)(x+2))/((x-1)) < 0 I don't understand since theres x-1 in the denominator

  33. CHEMISTRY

    Hi! I know I asked this before, but I still don't understand how to solve the problem:"Since a hydrogen atom consists of one proton and one electron, it should have a mass of 1.763 x 10^-24 grams. Using unit factoring, calculate how may hydrogen atoms

  34. chemistry

    I keep getting wrong answers for this question. Determine the pH of an HF solution of each of the following concentrations. a) .280 M b) 5.3*10^-2 M c) 2.50*10^-2 M No Ka has been given. I haven't attempted b or c yet because I want to at least solve a

  35. Graphs

    x + 2y = -4 How do I graph this?can you please help? Assign values to x and solve for y or assign values to y and solve for x. Makre a table. X........Y 0........-2 2........-3 etc. I almost always assign a value of zero to Y, too, and calculate X. Y = 0;

  36. Algebra again

    I don't understand how to do this problems: Solve for the variable r, C=2PIr (PI is the pi symbol thing then r is next to it) and this problem solve for the variable l, S=B+1/2Pl I know this is the same question, but I somewhat understand how to get the

  37. algebra 2

    simplify 27^(-(2)/(3)) I know the answer is 1/9 but I don't understand how to solve it. I looked it up but I still don't understand. HELp!!

  38. math

    how do i solve this equestion i don't understan 2(x+1)-3x=3(3+2X) please give me details on how to solve it because i have 100 more to go and i don't understand a thing

  39. math{HELP HELP}

    i don't understand these mmath equations. 1) 6y = 24 2)y / 7 = 2 y=_________ On number one i know that if there is a letter next to a number it means multiplication.and i still don't know how to solve it. On number two i don't understand anything at all:(

  40. Algebra

    Solve graphically. x-y=0 y=x² The reason I don't understand the question is the second equation with the x². How do I graph that? I'm not sure if I ever graphed with an exponent, and if I did, it was a long time ago. I'm reposting this because I didn't

  41. Chem 1120

    The KC for the reaction I2 --> 2I is 3.8 x 10 ^ -5 at 727 degrees C. Calculate Kc and Kp for the equilibrium of 2I -> I2 at the same conditions. I don't understand how to set up or solve this problem. I know Kc=[I]^2 / [I2] = 3.8x10^-5 for the first

  42. 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.

  43. math

    wx + zy = c Solve for y. I don't understand this. If you know what Carnegie is, then you would know I don't really understand. So please help me. help me with the steps

  44. TO DRWLS/MATH HELP PLEASE

    How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE X=3,Y=-2,Z=1 i KNOW THE ANSWERS I JUST DON'T KNOW HOW THE BOOK GOT THE ANSWERS . i 'VE TRIED MANY DIFFERENT WAYS AND I STILL

  45. Algebra

    Help please (x^3 + 3x^2 - 2x+7)/(x+1)=11 I don't how how to solve this at all-the answer should be 11 but I don't have a clue how to get it-please show me this one so I can hopefully do my homeowrk-we did this in class today but I don't understand it

  46. about Engineering

    Electronic and Communication Engineering is mainly Mathematical analysis, implemented in practical circuits. You have to understand higher forms of math, and think in those terms. You have to understand the imperfect models used for systems analysis. You

  47. Physics

    I don't understand anything about the centripital force and torque please HELP me to understand to solve problems relsted to this topics,

  48. Physics

    I don't understand anything about the centripital force and torque please HELP me to understand to solve problems relsted to this topics,

  49. Physics

    I don't understand anything about the centripital force and torque please HELP me to understand to solve problems relsted to this topics,

  50. Math, Please Help! I don't understand!

    I need help because I don't understand how to solve this equation. 37. x/a - 1 = y/b for x So... does it mean solve for x? 39. V = 1/3 * pi * radius^2 * h for h So... does it mean solve for h? As you can see, I am really confused. Please help.

  51. Math

    I'm having problems solving for an equation with a single variant. example: 3x + y + 3 Please show work so I can fully understand Thanks I don't understand your question, you don't have an equation. I have to graph 3x + y = 3, so I was trying to solve it

  52. Math

    The hypotension of a 30,60,90degree triangle is 5m.long write a problem real life situation that you can solve using this triangle. Plss help me I don't I don't understand how to solve 30,60,90 and also 45,45,90 degrees of a triangle

  53. 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

  54. Algebra

    91. Find the domain of: y=-3x+1 a. all negative numbers b. x>0 c. all real numbers d. x=3 Can someone please show the work and how to solve this problem. There are many of these in my lessons and I don't understand how to solve them. Do you solve for x?

  55. Math, Please Help! I don't understand!

    Please help me! I don't understand how to solve. Solve each equation for the given variable. 37. x/a - 1 = y/b for x 39. V = 1/3 * pi * r^2 * h for h What do these equations mean? I am super confused. Please help.

  56. Math

    Solve for x. .006x^3=8889 x = approx 114, but I don't understand how to get that answer. Can anyone help me solve? Thank you!

  57. Math

    Let f(x)=2x^2-x+5 and g(x)=3x^2-3x-2 calculate h(1), if h(x)=f(x)+g(x) I don't understand how I'm supposed to solve this. If anyone knows the answer or how to solve it it would be great.

  58. Math help!

    I don't understand this. Solve -5x - 6 = -6x^2 Rearrange to 6x^2-5x-6=0 (3x + 2)(2x - 3)= 0 Set each factor equal to zero and solve for x. I hope this helps.

  59. Math

    How do you solve second order initial value problems? I don't understand how would solve these questions..for example (d^2 y)/(dx^2 )=24x^2-10. When x=1, dy/dx = 3, and y = 5. Can anyone explain how?

  60. Algebra

    I've been struggling with algebra since I started and don't understand hardly any of it and I have this problem 9xy (2/3x)^3=( a0/ ' ^a0/)x^4y I really need help I have several problems like this and don't know what to do someone please explain how I solve

  61. Math

    need help with Equations: I don't understand what 4x-2x+4=x+10 I don't have a clue how to solve and check it. please help me

  62. Math

    (x-3) is a factor of x^3+ax^2+bx-3 but when divided by x+2 the remainder is 15 Solve for A and B I know that A is 1 and B is -11, but I don't understand how to solve it

  63. Chem Urgency

    Can you explain what the pseudo-gas configuration is? I have the definition but I still don't understand. I have the example.. Sn([Kr] 5s24d105p2) Sn4+ ([Kr]4d10)+4e- I understand the first part but I don't understand the second.

  64. math

    solve equation then check for extraneous solution please someone explain this to me. 6/6-4x/=8+4 then one that is solve the inequality s/x+3/4

  65. physics

    Determine the final velocity of a medicine ball that is dropped from a height of 7.00 meters. (assume air resistance is negligible) I don't understand how to solve this with only change in x. I imagine I am supposed to assume initial velocity is 0 m/s,

  66. Math assistance needed

    Solve: (t+24)/(t^2-t-56)+7/(t-8)=3/(t+7) I do know that (t^2-t-56) can be factored out to (t-8)(t+7) so I have the equation as (t+24/(t-8)(t+7) +7(t+7)/(t-8)(t+7)-3(x-8)/(t-8)(t+7) is this correct ot what am I doing wrong? I don't understand the rest so

  67. Geology

    I need help with a radiometric dating equation. I am trying to determine the age of a sample that has a 40AR/40K ratio of 4.5. I understand the equation of D=Do+N(e^.693t-1). I understand I would set Do to zero. But what is D? I went to geology tutoring

  68. Math

    I need someone to check my homework answers. I don't really know this stuff but i'm trying to do better in math this year. I didn't understand how to do some either. 1. √12 I got 2√3 2. √9a^3 I got 3a 3. √8 * √2 I got 4 4.3√50 I got 15√2 5.

  69. Algebra

    I understand how you solve 8+3^x=10, but I don't understand what becomes of the +8. Thanks for your help

  70. Pre calculus

    How do I solve this exponent problem? I understand the exponent rules, but I getting 1 but 1 is not the answer! I don't want anyone to solve the problem for me, I want to learn how to solve this type of problem. Thank you! Solve the equation: -8=-3-6

  71. Algebra

    There are 4 problems that I don't understand how to solve so, please help me. A numerical explanation with words explanation would be nice. Thank you tutors. Rewrite each equation so it is in the form ax + b = c or x + d/e = f, where x is a variable. Then

  72. Ratios and proportions

    RATIOS AND PROPORTIONS x 3 - = - 4 2 The boards don't post spacing as we would wish. I suppose the problem is x/4 = 3/2. Multiply left and right sides by 4. That will "cancel" the 4 in the denominator of the left side. Now multiply both sides by 2. That

  73. math ergent please please...

    10.a)Solve the inequality x^3-5x^2+2x+8

  74. statistics-PLEASE HELP quick

    I understand most of the formulas however Im not sure what the answers tell me. I did a frequency distribution table for all points scored by a football team over 4 years, but I don't understand what my answers mean and I don't want to look stupid in front

  75. Differential Equations

    I don't understand how to solve this. I can solve the left side and get yc, but I have no idea how to solve for the right side. y''-3y'+2y=(e^2t)/(e^t+1)

  76. Algebra II

    I need some help with some problems as well as need some checked. Could you please help me? Thanks! 1. How do you graph y=1/x 2. How do I the x and y intecepts using a graph? Solve and check the linear equation. 9. (-4x-2)+7=-3(x+3) I got 14 10.

  77. history

    I don't understand this question: the removal of general mcclellan represents a loss of the army and the potomac and a victory for the interfering politicans in washington (validate) i know that mcclellan was replaced by grant because he was to hesitant to

  78. history

    I don't understand this question: the removal of general mcclellan represents a loss of the army and the potomac and a victory for the interfering politicans in washington (validate) i know that mcclellan was replaced by grant because he was to hesitant to

  79. Algebra 1

    Factor the expression. 27w^2-12 I don't have an answer, I don't understand the steps can someone show me the correct steps for this problem, and then I can solve it?

  80. algebra

    whys is 7-(-1) = 8, i don't understand why is it 8 how do you solve this!?

  81. Algebra

    I need help on how to solve equations like this (y-5)/3 =1 I don't quite understand it

  82. Math

    y= x-7 3x+6y=-6 I don't understand how to solve for the x-variable.

  83. Math

    I don't understand how to solve this equation -2+5x-7=3x-9+2x could you help me out?

  84. maths

    I don't understand what to do at all, I've several like this if someone could explain this one i could maybe undersatnd what to do with the rest. Thanks!! "Factorise, then solve the equation x^2=5x-36=0 then explain how you could use your answer to solve

  85. Algebra

    define the following new variables X to A =W X to B =X Y to A =Y Y to B =Z w+x=32 y+z=8 w+y=22 x+z=18 You helped me solve for y Ijust added w+y=32 220w+300(32-w)+400(22-w)+180(8-y)=9280 , w+y=22 The answer I got was y=32 I solved for x and got x=42 I don't

  86. College Algebra

    solve systems of equations by graphing... I get how to graph and solve equations but i just don't understand why its coming out wrong u=v 4u=3v-3

  87. math

    how do you solve x/5= -2 i don't understand how to solve it

  88. Calculus

    OK I understand the concept present value but I don't understand how to solve for present value in this context: Assume that you won a local contest for which you gain a continuous income stream at a rate R(t)=5000e^0.1t per year for 5 years and r=0.05.

  89. Psychology

    How have you used the scientific process (unsystematic observation, building theories, and evaluating propositions) in your life to better understand your personality? Provide an example in your response. What does this question mean? I don't understand

  90. math

    0.05x = 30 Solve for x. what is x? I don't understand can some one pls help

  91. math

    -5x-2.34=5.9 i got x=-1.648 is that correct what is -13=10-x/2 i don't understand how do you solve this?

  92. algebra (solve for y)

    0=e^(2y)-e^(y) Need to solve for y here, don't understand why answer is -ln(2) in the book. Thanks.

  93. math

    -5x-2.34=5.9 i got x=-1.648 is that correct what is -13=10-x/2 i don't understand how do you solve this?

  94. math

    5/(w-3) Solve for w. w= I don't understand. Please help. Did I copy this incorrectly or something?

  95. math-solving for X

    solve for x: 1. x = (m/n)x + 2 2. x = [2/x] - [2/(2x+1)] = 1/(x+1) I don't understand how to properly isolate X to get the value of x...please help!

  96. Math

    Solve the inequality. -(x-1)>2(x+1/2) I don't understand how the answer is 0.

  97. Tutor

    Hi, I am a student a Michigan's connections academy and I need a tutor to help me out with some types of math, science, social studies. And a few others some stuff I don't understand and all of my teachers don't explain very good except for my math

  98. math

    Solve 3x^2-8x+4=0 by graphing. If exact roots cannot be found, state the consecutive integers between which the roots are located. A)2;between 0 and 1 B)between 0 and 1;between 7 and 8 C)1,2 D)between 0 and 1;between 3 and 4 I don't understand this one

  99. Math help please

    these questions are for practice, they don't count as points, but i don't understand how to solve them.. can someone please explain them to me?? which function rule represents the data in the table below? input|1| 2| 3| 4|5 output|9|15|21|27|33 A)y=4+5x

  100. chemistry help

    Nitric acid,HNO3, is available ata a concentration of 16 M. how much would react with 5.58 g of KOH acording to the following equation? HNO3+KOH-H2O+KNO3 dont understand? does not give me a volume amount to work with and I really don't understand how to

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