algebra II-URGENT

1,685 results, page 9
  1. organic chemistry

    urgent, please help me...this is about the separation and purification scheme... there is 4 group of mixture: a)benzoic acid, benzoin and 1,4-dibromobenzene b)fluorene, o-toluic acid and 1,4-dibromobenzene c)phenanthrene, methyl 4-aminobenzoate and

    asked by Sunny on March 23, 2010
  2. MATH Please Help Please

    Algebra 2 There is a graphs of the sequence f(n)=2n-3 and a graph of the function f(x)=2x-3 What difference exist between the two graphs? What accounts for the differences between the graphs in terms of domain and range? Help please I don't understand

    asked by Brenda on May 6, 2016
  3. Algebra II

    I skipped algebra I so I never learned about matrices. If you had a 2X3 matrix & multiplied it by a 3X2 matrix, what size would the product matrix be? Would it be a 3X3? Is there any way to know? I have a test monday and i want to make sure I know this.

    asked by Sammy on September 16, 2007
  4. Math

    URGENT! In a school, 8% of students are left handed. If 50 classes of 20 students are randomly selected, what is the probability of 10 classes have no left handed students? I know that this is a binomial distribution question, but I can't seem to do this

    asked by Katie on November 21, 2015
  5. math

    Dan and Jana were assigned by their teacher to complete a chemical reaction 4 times in the last 12 minutes of lab time. What is the longest time that each reaction will take if the teacher gave them enough time? a.8 seconds b.3 minutes c.8 minutes d.3

    asked by uzair on October 27, 2009
  6. math

    please help me simplify (x^3+8)/(x^4-16). thanks. The denominator is cleary the differerence of two squares (X^2-4)(x^2+4). That can again be factored to (x+2)(x-2)(x^2+4). The numerator can be factored using the trinomial simplification..

    asked by kristie on July 25, 2006
  7. MAT 116 (algebra)

    Please help not understanding this question. If the cost of a cell phone has decreased 400% during the past 10 years, does that correspond to a cost decrease of four times? Make up your own numbers in an example and then explain your answer as though you

    asked by Liz on May 15, 2012
  8. interval

    Find the exact solutions on the interval [0,pi]. 2sin2x = sqrt(x) Please help me! kristie, this problem is somewhere between a calculus problem and an algebra one. I'm not sure what you're taking. If you see that the eq. is = to 4(sin2x)^2=x , then you

    asked by kristie on July 13, 2006
  9. RE

    I am going to take the Regents Algebra 1(Common Core)and I'd like to know whether a certain procedure of mine could lower my grade. When solving linear equations I do this: x+2=20 I just pass the 2 negative to the other side without subtracting it from the

    asked by Liah on July 22, 2016
  10. Algebra

    A Car is moving at an average speed of 60 km/h. Find the algebraic expression for the kilometer it would travel in y minutes. Comment on this question: Hello, for me, algebra is one of the hardest subjects at school. Most of the time I read a question over

    asked by Alyssa on September 4, 2015
  11. English

    1. Choose two of the scientists you read about in the Stories of Scientists unit. Compare and contrast these scientists. Answer this question in no fewer than two paragraphs. Be sure to include specific details about each scientist’s life, career, and

    asked by Chad Bester on February 12, 2014
  12. Algebra

    Hello, can someone check my answers to the following Algebra questions 1. (2y)(-2)= My answer - 2 * -2 = 0 Translate 2 and 3 into an euation 2. Four less than the quotient of x divided by 2 is 8. My answer - (x * 2) -4 = 8 3. The sum of two consecutive

    asked by Tamir on December 31, 2009
  13. chemistry urgent

    hydrogen gas is collected in a bottle, and the pressure of the gas is 892 torr at 24 °C. what is the pressure of hydrogen gas when the temperature decreases to 20 °C? chemistry - DrBob222, Tuesday, November 30, 2010 at 1:25pm (P1/T1) = (P2/T2) Dear Dr

    asked by Lynn on November 30, 2010
  14. math

    angela ate at the same restaurant four times. each time she ordered a salad and left a $5 tip. she spent a total of $54. write and an equation to find the cost of each salad is not yet solved by the Tiger Algebra Solver.

    asked by abigail on September 5, 2018
  15. sites for algebra

    I am tutoring an 8th grader in algebra. Does anyone know of a website that I can use to give him problems to solve and I can go back and monitor his progress via the web. Or, any suggestions on tutoring. The child seems to know the work, just not doing

    asked by Pam on August 26, 2008
  16. algebra

    For the quadratic function f(x) = - x^2 +2x + 6, find the vertex and the axis of symmetry, and graph the function. Again, I need help with this as these are practice examples for an upcoming quiz and I stink at this part of algebra and I need to get it

    asked by slomomo on February 4, 2015
  17. Algebra

    Hello. It's the beginning of the school year, and I've quite forgotten what I learned in Pre-Algebra...The question in the text book is this : Simplify each pair of expressions. 1. 36 - 8 ÷ 2 (36 - 8) ÷ 2 There are several problems like the one above.

    asked by Eve on August 31, 2008
  18. Math

    one Percentage increase / decrease formula in excel that full all the conditions that are mentioned below 2012 2011 1 0 0 2 0 500 3 500 0 4 500 1000 5 1000 500 6 500 (1000) 7 (1000) 500 8 (500) (1000) 9 (1000) (500) Dear its urgent

    asked by Muhammad Ashfaq on October 31, 2012
  19. Math

    one Percentage increase / decrease formula in excel that full all the conditions that are mentioned below 2012 2011 1 0 0 2 0 500 3 500 0 4 500 1000 5 1000 500 6 500 (1000) 7 (1000) 500 8 (500) (1000) 9 (1000) (500) Dear its urgent

    asked by Muhammad Ashfaq on October 31, 2012
  20. English

    The sentence "Like a boil that can never be cured as long as it is covered up but must be opened with all its pus-flowing ugliness to the natural medicines of air and light, injustice must likewise be exposed" communicates a(n) __________ tone A.Urgent

    asked by Makayla on December 2, 2015
  21. PSYCHOLOGY HELP PLEASE!

    Mr. Buss is a business executive. He has been dedicated to the company for ten years and worked his way up the corporate ladder to the position of third vice president. He is the first to arrive and the last to leave each day. He has no patience with those

    asked by Anonymous on November 29, 2011
  22. Math

    How would I write an algebra expression if You let Zog's Age represent the letter A. Question: Nine times Zog's Age four years ago.

    asked by Dawn on September 15, 2010
  23. algebra

    can someone plz tell me the answers for Lesson 1: Semester Review CE 2015 Algebra 1 A, Part 1 Unit 5: Semester Review and Exam, the practice

    asked by bbbbbbbbb on December 4, 2017
  24. math 4th grade no algebra

    Jen is 26 years younger than her mom. Together, their ages total 50. How old is Jen? How old is her Mom? My 4th grader has not learned algebra yet, so how do we solve this?

    asked by kim on April 4, 2016
  25. Algebra I

    I am tying to determine whether the graph pairs below are parallel. x+12=y and y-x=-8. I have found the slope to x+12=y is 1. But I can't determine the slope for for y-x=-8. I am thinking maybe it is undefined, but I am not sure, since I am really new at

    asked by Ziggy on September 6, 2010
  26. algebra

    find the slope and the y-intercept of the line. write fractional answer in the lowest terms. 4y+9x+3=11+9x the slope is? the y-intercept is (0,? help im not to good at algebra

    asked by a on December 20, 2009
  27. ALG 2

    Im doing the conic section in algebra and cant figure out how to determine the extent of the graph. Which the graph equation is x^2/16-y^2/25=1 can you please help me this is the only thing i don't understand how to figure it out.

    asked by Janet on May 20, 2015
  28. Algebra

    I have one more question I need to ask about algebra, this one is a perform the indicated operation question. 4x 5x ----- - ---- x^2-9 x^2+4x-+3 I am really confused on the -+3 part, I don't know if my teacher made a typo or what, because without the - in

    asked by Jeff on March 18, 2008
  29. Algebra

    The mean on a Advanced Algebra test was 78 with a standard deviation of 8. If the test scores are normal distributed, find the interval about the mean that contains 99.7% of the scores. Use the empirical rule.

    asked by Anonymous on February 4, 2016
  30. algebra

    The mean on a Advanced Algebra test was 78 with a standard deviation of 8. If the test scores are normal distributed, find the interval about the mean that contains 99.7% of the scores. Use the empirical rule.

    asked by Katie on January 28, 2015
  31. Math

    If a cat can jump 5 times the length of its tail. How high can the cap jump, if his tail is 13 inches long? (Algebra)

    asked by shelia on December 10, 2012
  32. algebra 1

    Susie wants to have at least a 90 average for the year in her Algebra class. Her current test scores are 85, 100, 86, and 97. What does she need to score on her fifth test to have at least a 90 average?

    asked by Grace on October 29, 2016
  33. Algebra

    Hi. I need help on a couple of algebra problems. Can you please explain step by step how to do these? Thanks. ã(3x (whole thing has radical sign) ---- 2y^3 ^3(ã2x^4y^4) ------------ (the whole thing is cubed 9x

    asked by Serena on August 26, 2013
  34. Calculus

    Greetings, So I've been working on this problem: H(x) = (x^4 - 2x +7)(x^-3 + 2x^-4) H'(x)= Kept on getting it wrong and I assumed it was an algebra mistake. After multiple tries I went to a few derivative calculators to check my work... What I saw was the

    asked by Naomi on February 28, 2013
  35. Math / Linear Equations

    I was looking on a website that teaches linear algebra and it had this problem: 3x - 15 _______ =0 2x + 1 And it says the answer is: x = 5 But I don't understand how to get that answer so I hope someone can give me step by step directions for it.

    asked by Ashley on July 30, 2011
  36. GMAT Algebra (NO CALC)

    It's been a few years since I've done algebra, and many more since we've been expected to do it without a calculator like the GMAT rules state. Please help me figure out these two problems without the use of a calculator. 1. __________________ √(16)(20)

    asked by John on May 31, 2011
  37. Algebra2

    i was wondering if someone could check the answer i got for this math problem 7+2(5-2*9) = 243 I got -19 I think you're supposed to do the parentheses first...but within that, you're supposed to do the multiplication and THEN the subtraction, and then mult

    asked by Anonymous on July 20, 2007
  38. Algebra

    I was wondering if anyone could please help me with an Algebra 2 problem involving roots. The roots are 1/2, 1, and 3+2i. I need help finding the equation of that and it passes through the point (-1,200). I did (x-1/2)(x-1)(x-3+2i)(x-3-2i) as my first step

    asked by Carol on February 21, 2016
  39. Math

    I was wondering if anyone could please help me with an Algebra 2 problem involving roots. The roots are 1/2, 1, and 3+2i. I need help finding the equation of that and it passes through the point (-1,200). I did (x-1/2)(x-1)(x-3+2i)(x-3-2i) as my first step

    asked by Mindy on February 21, 2016
  40. Geometry

    Use algebra to classify quadrilateral JKLM. Select all the apply. -Trapezoid -Kite -Square -Rhombus -Rectangle -Parallelogram Point J (2,1) Point K (8,-1) Point L (2,-6) Point M (-4,-4)

    asked by Joe on November 29, 2016
  41. Phsyics HELP!

    A car accelerates uniformly from +10.0 m/s to +50.0 m/s over a distance of 225 m. How long did it take to go that distance? Show all your work, including the equation used, given and unknown quantities, and any algebra required. Make sure your answer has

    asked by Vivian on March 5, 2015
  42. physics

    2. A car accelerates uniformly from +10.0 m/s to +40.0 m/s over a distance of 125 m. How long did it take to go that distance? Show all your work, including the equation used, given and unknown quantities, and any algebra required. Make sure your answer

    asked by Anonymous on January 14, 2013
  43. Earth Science

    PLEASE HELP! URGENT! 7. Which letter arrows point to hanging valleys? 8. Which letter arrows point to aretes? 9. Name a peak on the map that is a horn. 10. Feature E on the map is composed of glacial till. What type of glacial feature is E, and how did it

    asked by Jade on November 25, 2016
  44. maths

    in a rhombus ring pattern, each rhombus in the last ring has an angle of 20 dgerees and each rhombus in the second last ring has an angle of 60 degrees. What are the angles in each rhombus in the 3rd last ring? How many rhombuses are there in the first

    asked by kiera on May 30, 2018
  45. math

    Using only​ algebra, find a cubic function with the given zeros. -2, 3, -7 the polynomial function is: f(x)=x^3+ (BLANK) x^2-13x-42 i can't figure out what BLANK is Thank you!

    asked by Jessica on September 22, 2018
  46. Poetry

    I need to write a poem with the word ALGEBRA but the only problem is that my teacher wants complete sentences with each letter instead of a word for a letter. Can you please help?

    asked by Mark on September 13, 2009
  47. pre-algebra

    Use algebra tiles to find the difference. Let one white tile equal +1and one black tile equal -1.6-(-9) Thanks

    asked by Shay on November 17, 2012
  48. algelbra

    an algebra student has test scores of 84,76, and 88 on his first three tests. what scores must he earn on his fourth test so that his average is 85 or higher

    asked by Tahlia on June 12, 2016
  49. Finance

    When solving for EBIT, What kind of algebra do I use? I replaced EBIT with x. The equation is: (x-0)(1-.4)/80,000=(x-153,400)(1-.4)/40,000

    asked by Please help on January 11, 2012
  50. pre algebra

    my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?

    asked by Amber shall on March 10, 2011
  51. simple math

    (y2-9)/4y times 12/3y+9 does it equal y-3 No, it is not y-3 [(y2-9)/4y] * 12/(3y+9) =(1/4)(y+3)(y-3)(1/y)*(1/3)*[4/(y+3)] =(y-3)/(3y) thank you but that wasn't an answer choice. (y-3)/y was an answer choice though Sorry, I made an algebra error factoring

    asked by Anonymous on November 29, 2006
  52. math

    algebra grade 8 1.(2x^2-4)(2x^2+4) 2.(5yz+6x^2)(5yz-6x^2) 3.(x^2+y^2)(x^2-y^2)

    asked by sim on March 8, 2016
  53. Mathematics

    A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8

    asked by Mesh on November 17, 2015
  54. Math HELP ASAP

    simplify: (75x^3 y / 3x^5 y^3) ^3/2 3500 tickets were sold at the carnival. Adult tickers are $35 each and the children's are $20 each. A profit of 10% adult tickets were made and a profit of 5% children tickets. A total profit of $620 was made. Write 2

    asked by Michael on January 15, 2014
  55. Psychology Please Help!

    Mr. Buss is a business executive. He has been dedicated to the company for ten years and worked his way up the corporate ladder to the position of third vice president. He is the first to arrive and the last to leave each day. He has no patience with those

    asked by Anonymous on November 27, 2011
  56. history

    please help me on my history assessment its due tomorrow morning so its urgent the assessment is based on world war 1 innovation and inventions we were to choose a technology and i choose weapons now we have to write how did weapons make world war 1 a war

    asked by tonitara on November 13, 2012
  57. English

    Here are some more sentences on the same theme. I hope you can have a look at them. Thank you.It's really urgent. 1)The upper stage was used as a balcony or by musicians. The inner stage was used, for example, for the Juliet’s tomb scene (can you say

    asked by Henry2 on October 11, 2011
  58. english

    Q1.In following sentences underline the stressed syllables in each? 1.I know why he wanted to see you. 2.What’s the time? 3.Don’t forget to turn out the light! 4.It’s another beautiful day today. Q2.In the following sentences underline the unstressed

    asked by rahila on December 24, 2010
  59. Biochemistry

    How would you prepare 250ml of 0.2M sodium phosphate buffer of PH 6.4 if the following chemicals are available :dibasic sodium phosphate,monobasic sodium phosphate and 0.129M solution of NaOH. Assume that the pka1 pka2 pka3 of phosphoric acid are 2.12, 6.8

    asked by Quinn on November 28, 2016
  60. chemistry calorimetry

    how can i get the mass of a liquid when i'm given the heat enrgy that is added, and the specific heat of the liquid to which is added, plus the increase in temperature. q = mass x specific heat x (Tf - Ti) q is heat in Joules. mass in grams specific heat

    asked by claudia on January 18, 2007
  61. Chemistry

    Rank the following solutions in order of increasing acidity. 1 M phenol 1 M boric acid 1 M cyanic acid 1 M formic acid 1 M hydrochloric acid 2. Rank the following solutions in order of increasing basicity. 1 M C3H5O3Na 1 M KF 1 M KOCN 1 M KOCl All I know

    asked by Neha on October 23, 2011
  62. math

    I need help with this please it is urgent! : ok so 1 what are accomplishments of the Incas? 2 what did not contribute to the Spanish victory over the Aztecs. 3 the first European colonies to win independence4 in the Americas was, 4 two leaders that

    asked by lexi on March 23, 2015
  63. Pre-Algebra: Help

    I have to do a webquest for pre-algebra and we have to make up a fundraiser thing, I need a list of things that one needs for a charity fundraiser, such as chairs, buffet tables, tables, tents, tablecloths. HELPP

    asked by Cheryl on March 3, 2011
  64. Math

    A cable TV company charges $24.95 per month for basic service and $6.95 per month for each premium channel. Ryans monthly bill is $45.80. How many premium channels does he receive What would be the algebra expression?

    asked by Taylor on January 23, 2011
  65. pre-algebra

    write an inequality for the sentence. The total t is greater than five. Well your answer is going to be T and the sign for greater than is simply >. So the answer would be T > 5 ok again my name is above. i was just wondering what pre-algebra was? i mean i

    asked by Joe on March 9, 2007
  66. mah

    Let A = {a, b} and list the four elements of the power set P (A). We consider the operations + to be ∪, · to be ∩, and complement to be set complement. Consider 1 to be A and 0 to be ∅. a. Explain why the description above defines a Boolean algebra.

    asked by excel on April 7, 2015
  67. mah

    Let A = {a, b} and list the four elements of the power set P (A). We consider the operations + to be ∪, · to be ∩, and complement to be set complement. Consider 1 to be A and 0 to be ∅. a. Explain why the description above defines a Boolean algebra.

    asked by excel on April 8, 2015
  68. algebra

    Create your own number game using the rules of algebra and post it for your classmates to solve. Be sure to think about values that may not work. State whether your number game uses the skill of simplifying rational expressions

    asked by mike on October 7, 2008
  69. math

    If I have a 66% in algebra Android we took a exam that's worth 20% of our grade Android I got a 54% on the multiple choice what would my average grade be?

    asked by madison on December 14, 2011
  70. pre-algebra

    Use algebra tiles to find the difference. Let one white tile equal +1 and one black tile equal –1.

    asked by nay nay on April 5, 2012
  71. Algebra1

    Marcy has a total of 100 dimes and quarters. If the total value of coins is $14.05, how many quarters does she have?-It has to be in algebra form.

    asked by Lizette on August 17, 2008
  72. sociology

    hi people actually i need 2 do a project on sociology for 20 marks n i cant decide which on a topic ca u all plz help n v also need 2 have a survey or 30-40 interviews plz plz plz plz help its urgent It would really help us teachers if you would write in

    asked by aditi on August 13, 2007
  73. CALC

    I am sorry i still don't know how to start. and i am sorry for the problem earlier..it wasn't my fault :( Note that the way students like you are asked to solve this and similar problems is usually not the way people like me solve such problems. It is a

    asked by URGENT PLZ on May 6, 2007
  74. Geometry

    I am doing 7th grade algebra, and my homework is due by 9:00 and I don't know how to solve this question: Find the measures of supplementary angles 1 and 2 if, A) m angle 1 is less than m angle 2 by 40 degrees B) m angle 1:m angle 2=5:4 Please help soon my

    asked by Ava on September 24, 2016
  75. Algebra

    Answer to david has scores of 79, 96, 63, 54 on his algebra tests. Use an inequality to find the minimum score he can make on the final exam to pass the course with an average of 70 or higher, given that the final counts as 3 tests.

    asked by Tabitha on August 23, 2012
  76. Algebra 1

    Please, I am very confused in the Systems of Equations and Inequalities Unit Test that is only 27 questions. The test starts with: 1.Which graph represents the solution to the given system? y = –x + 2 and y = 3x – 1 I am in 8th grade but take 9th grade

    asked by kachow on January 22, 2018
  77. Algebra

    Hi, could someone possibly check my answers to these algebra questions? Its not my strong point so have been struggling a little (or alot if they are all wrong!) 3m-8-5m+10 = 2-2m 4(2-6x) = 8-24x 7(a+3)-5 = 7a + 16 2x-3(4y-x) = 2x-12y-9x 2(4y-1)+5y(3-2y) =

    asked by Geoff on February 4, 2010
  78. Math

    Tiny scored 94, 68 and 88 on her first 3 Algebra 1 tests. Her next test is her final which counts as double. Write and solve an equation that Tina could use to determine the minimum grade she must score on her final to have a mean score of 80.

    asked by Reanah on November 17, 2016
  79. college physics

    using the quadratic equation on a 2 dimensional projectile motion problem... i am solving for tf and i have it worked all the way down to: -100m(tf)-100m(tf) / -10m/s^2(tf)^2 or -200m(tf) / -10m/s^2(tf)^2 is the answer 20 seconds? algebra is not my strong

    asked by dave on November 29, 2009
  80. algebra 1

    Could someone check these? basic honors algebra 1 question of eight students in a class three will be chosen for student government positions. what is the number of permutations of those eight students to hold the three different positions? 24** 336 112 56

    asked by kel on June 7, 2017
  81. Career Plans

    What are some career plans to do with science? I really enjoy chemistry and geology. What are some career plans to do with English? Socials? I like math, but I don't like pre-calculus, I can do some bits of algebra, what does a civil engineer need?

    asked by Anonymous on January 27, 2011
  82. calculus

    I'm having trouble with a geometric series problem. Determine if the infinite summation of (-3)^(n-1)/4^n converges or diverges. If it converges, find the sum. So the answer says that sigma -3^(n-1)/4^n = 1/4 * sigma (-3/4)^(n-1) How did they factor out

    asked by Jace on May 24, 2013
  83. English

    I have an urgent question: I have to mention only the countries two tourists went through. I want to be sure that they are countries 1) Europe (is a continent not a country, so I don't include it) 2) Ukraine 3) Kazakhstan 4) Mongolia 5) Russia 6) Bering

    asked by Henry1 on May 1, 2011
  84. Statistics PLZ HELP Urgent!!!!

    PLZ Help me with the following questions! very urgent! The marketing department of a company would like to introduce 12 monthly special products in the coming 12 months. If these monthly special products are selected randomly from 24 products, find the

    asked by Alberta on March 19, 2013
  85. Regents

    I am taking the Regents next month and in my schedule there is something that says RE in Algebra 2 , RE in United States History and Government and I think RE ,refers to Regents,am I accurate?plz help!, forgive me if the question seems to be articulated

    asked by Liah on July 21, 2016
  86. Physics

    someone please answer these Physics Q answers no explanation 1 What is the opposite force to gravity 2 an example of a contact force 3 an example of a non-contact force 4 What effect does ‘mass’ have on inertia 5 two examples of forces that could slow

    asked by Ashlee on November 5, 2014
  87. Math 9

    My family went to starbucks. We ordered 3 drinks. My daughter's drink was .90 cents less than my drink and my sons drink was $2.20 more than my drink. The total bill was $12.90. How much was each drink? Use algebra. Please help me, thanx

    asked by Molly on February 6, 2013
  88. Math 9

    My family went to starbucks. We ordered 3 drinks. My daughter's drink was .90 cents less than my drink and my sons drink was $2.20 more than my drink. The total bill was $12.90. How much was each drink? Use algebra. Please help me, thanx sorry I had to

    asked by Molly on February 6, 2013
  89. History

    Please complete this chain of events. Match the Earliest event to the lowest number, and so on. The French construct Fort Duquesne in the Ohio River Valley (2) George Washington is forced to surrender Fort Necessity (3) British government passes

    asked by naomiii on October 28, 2018
  90. Math

    Okay, I'm in a calculus class but stuck on some algebra...it's not crucial that I get the answer to this but I'm wracking my brain because I can't remember how the following is obtained; if you can show me how this is done in steps I'd greatly appreciate

    asked by Bob on September 8, 2013
  91. math

    STATISTICS The mean score for samantha's first s algebra quizzes was 88. If she scored a 95 on her next quiz, what will her mean score be for all 7 quizzes?

    asked by keisha on August 25, 2012
  92. Math (Algebra)

    if i have 3 algebra tiles(big size)and 2 regular size negative tiles what would the expression be?

    asked by cake on June 13, 2013
  93. Chemistry

    I am dealing with the integrated rate laws. Can somebody please help me with my algebra? First order ln(A)=-kt+ln(B) solve for t,and k and B Second order 1/(A) = kt+1/(B) solve for k and t and B

    asked by Agnes on May 13, 2013
  94. Algebra

    I have a few questions on my Pre- Algebra Pre- test. I am in 7th grade. Anyone willing to help me for a few questions for 5-10 minutes?

    asked by Rebecca on June 7, 2015
  95. Math

    Linda scores 72 on her first algebra test. What must she score on the second test if her average score on both tests is to be 81

    asked by Kiara on June 11, 2016
  96. English

    I left out the following sentences. Thank you very much. It is really urgent!! 1) Where are you going to have a holiday next summer? 2) I'm going to stay there for (is for necessary in writing?) two weeks with my family. 3) I'm going to visit many cities

    asked by Henry1 on May 8, 2011
  97. Math 9

    My family went to starbucks. We ordered 3 drinks. My daughter's drink was .90 cents less than my drink and my sons drink was $2.20 more than my drink. The total bill was $12.90. How much was each drink? Use algebra. k so i did this: x+ (x-.90) + (x+2.20) =

    asked by Molly on February 7, 2013
  98. Electricity

    Very very urgent please help me... A small ball with mass =0,4g charged with electricity= 3x10^(-10) coulomb is united with the edge of a silk rope with length=8cm. The other edge of the rope is on a big insulating material with concentration of the

    asked by Ryan on November 2, 2008
  99. Art

    I left out these last sentences. I really hope you can have a look at it. It is very urgent! 1) She is the one outside the window, always watching other people indulging themselves on the pleasures of life. 2) When given the chance herself in this meal,

    asked by John on June 10, 2012
  100. Physics

    Please help! Suppose that a 400 gram copper object (specific heat 0.092 cal/g/degrees Celsius) receives 900 cal. of heat. What is the temperature change? Explain your reasoning. Do not use algebra Thanks!

    asked by A on March 1, 2011

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