Questions Asked on
July 27, 2007

  1. math

    How do you solve system of equations and tell if they're consistant and independant,consistant and dependent,and inconsistant? If you find no solutions then the system is inconsistent. Suppose you have N variables and M equations (N larger than or equal to

    asked by maddie
  2. Algebra

    To solve the system of equations, which expression could be substituted for x into the first equation? 3x-5y=14 x+4y=10 a)10-4y b)4y+10 c)(1/4)x+(5/2) d)(-1/4)x+(5/2) I have another problem just like this one so if you could explain how to solve this one I

    asked by maddie
  3. algebra 2

    Define a variable and write an inequality. Then solve. A local summer basecall team plays 20 games each season. So far, they have won 9 games and lost 2. How many more games much they win this season to win at least 75% of all their games? Just think

    asked by anonymous
  4. Algebra

    I am trying to factor polynomials by grouping the first two terms and the last two terms, but I am having some issues, I have done a few correct since I can look at the answers to the odd problems but it is taking me arund 25 minutes per problem. here is a

    asked by Ragan
  5. Trigonometry

    I need help with I just can't seem to get anywhere. this is as far as I have got: Solve for b arcsin(b)+ 2arctan(b)=pi arcsin(b)=pi-2arctan(b) b=sin(pi-2arctan(b)) Sub in Sin difference identity let 2U=(2arctan(b)) sin(a-b)=sinacosb-cosasinb

    asked by Jen
  6. algebra 2(check)

    1)Choose the correct description of the system of equations:2x+3y=10 and 4x+6y=20. I got consistent/dependent 2)The first equation of the system is multiplied by 2. By what number would you multiply the second equation to eliminate the x variable by

    asked by maddie
  7. Foreign Languages

    French is spoken by more people than Italian. I personally don't think either language will increase in importance in the forseeable future. Check this website for the 30 most widely spoken languages in the world. Is it

    asked by Ms. Sue
  8. Math

    i'm a bit stuck with this.. 145/18 = x + x^2 what does x equal to? multiply each term by 18, then re-arrange to get 18x^2 + 18x - 145 = 0 This quadratic does not factor, so use the quadratic formula to get your two answers.

    asked by COFFEE
  9. Math

    Find the slope of the line passing through the points (9,12) and (8,4. equation for slope = y2-y1/x2-x1

    asked by Misty
  10. Science

    Humans shape their environment in ways that other organisms cannot. Are humans subject to the same pressures of natural selection as other organisms? Yes. If we are too weak or too lazy or too unfortunate to make a living, we will not survive. We can steal

    asked by Marie
  11. business writing

    -----Identify a problem at work or organization to which you belong. Conduct research that would help your workplace or organization solve this problem, or attend some relevant training or workshop that would provide you with such information. -- I am

    asked by Singh
  12. Communication/Speech

    Articulation errors: A. cannot be fixed B. should be constantly corrected C. are frequently outgrown D. occur as children try to imitate new sounds. Would the best answer be: (D) occur as childrentry to imitate new sounds? D is probably the best answer; C

    asked by Elyse
  13. Word problem

    suppose you deposit $350 in a bank account that pays 6% annual simple interest. Find the interest earned in 4 months and in 1 year. 350 x 0.06 = interest in 1 yr. 4/12 of that is the interest in 4 months.

    asked by Karen
  14. dimensions

    I need to know the dimensions of a califorian King sized bed does anyone know? 72"W X 84"L I Googled California king-sized bed and found this site. Scroll down to find that

    asked by Kieran
  15. essay topic

    I cannot think of a creative essay topic related to the subject of "energy efficiency in my home." Please help! You could write from the point of view of someone who is buying a brand new house and can select all the appliances -- and then do so with

    asked by christina
  16. english(business writing)

    Identify a problem at work or organization to which you belong. Conduct research that would help your workplace or organization solve this problem, or attend some relevant training or workshop that would provide you with such information. Can you give me

    asked by Sardar
  17. Biology

    I'm looking for an explanation of the clotting cascade. It is supposed to be complete, but not 5 pages long! I put "clotting cascade" into Google search and received a wealth of information. Check these out.

    asked by Beth
  18. algebra 2

    solve: 3+|2y-1|>1 graph the solution set on a number line. Subtract 3 from each side to get the valid inequality |2y-1|> -2 If 2y>1, then the term inside | | is positive and 2y -1 > -2 2y > -1 Since you already required 2y>1, the allowed value of y are >

    asked by anonymous
  19. business writing

    what is information report? An information report presents facts. This web site explains one kind of information report for business.

    asked by Singh
  20. Test used to measure prejudice

    I took the Implicit Association Test to measure prejudice. What other test does sociologist use to measure prejudice? I found no further recognized tests to specifically measure general prejudice. You can find assorted tests ( I don't know how reputable)

    asked by Sherrel McCord
  21. Algebra

    Thank you Christina.. I am taking Algebra online...something I would never recommend....How would I write the equation of the line passing through (6,37) and (1,12)? the most common way is to use y=mx + b where m is the slope and b is the y-intercept so

    asked by Misty
  22. algebra2

    evaluate h(-2/3) if h(x) = [[x-2]] (-2/3)-2 = -2.666666667 is this the right correct? If those are absolute value signs surrounding the x-2 on the right, then the answer is +2.666..= 8/3 why is it a positive 8/3 instead of a negative because you subtracted

    asked by anonymous
  23. Writing...Grammar

    Hello, Is the common error in the following sentence an infinitive phrase? Having risen because of the rains, the hikers were unable to cross the river. The problem with this sentence is a misplaced modifier. Did the hikers rise because of the rains? You

    asked by Mandi
  24. algebra 2

    solve: 3+2(1-x)>6 i got -11/2 no Here is what I got: 3+2(1-x)>6 3 + 2 - 2x > 6 -2x > 1 x < -1/2 what about the 3+2? i have to graph the solution set on a number line. What about the 3+2 ???? What a strange question re this problem What level of math are

    asked by anonymous
  25. math

    The interest rate on an equity line of credit was 7 and 5/8 % last month. This month the interest rate is 9 and 3/8 %. How many percentage points has the interest rate increased? Can someone help me please? 9.375% - 7.625% = 1.750 % = 1 3/4 %

    asked by Glenda
  26. science

    what can i do to find out about rosalind franklin? You could Google her name, preferably with parentheses around it, and read some of the articles that will be found by that search engine. At the top of the list will be

    asked by shannon
  27. Geometry

    How do I solve for these?On a line,If M is the midpoint of segment AB, AM=4x and AB=7x+9. What is the value of MB? I cannot figure this one out either:If B is between A and C, AB=5y+4, BC=7y-3, and AC=20y-7. Find the value of y, AB, BC, and AC. Can someone

    asked by Jim
  28. history

    You're a famous movie producer. Large historical epics have become very popular, and you want to get in on the action. You need to develop a proposal to "pitch" to a movie studio. But what hasn't been done? Ben-Hur and Spartacus were big hits in the 1950s,

    asked by natasha
  29. Writing...Grammar

    Hello, Would the following sentence be a correct revision of this sentence? Having risen because of the rains, the hikers were unable to cross the river. The hikers were unable to cross the river, having risen because of the rains. Thank You for the Help

    asked by Mandi
  30. distance

    how do i find the midpoint between the points (-1,4) and (-2,-9). y1-y2/x1-x2=4+9/-1+2

    asked by Karen
  31. World History

    What are "main features" in a story? The main features are the most important parts. Here is a webpage that explains each of the points of a 7-point plot outline: =)

    asked by James
  32. law

    explain the pros and cons of legal moralism. Thank you for using the Jiskha Homework Help Forum. Hopefully something in these sites will help you: 1. 2.

    asked by kg
  33. ETH 125

    identify the linguistic, political, social, economic, religious, and familial conventions and/or statuses of four Hispanic groups living in the United States. should cover Mexican Americans,Cubans, South\Central Americans, Puerto Ricans, summarizing major

    asked by KK
  34. Writing...Grammar

    Is the common error in the following sentence a dangling modifier? Having risen because of the rains, the hikers were unable to cross the river. Yes. As Ms. Sue said earlier, the phrase ("Having ... rains") needs to be close to what it modifies. So ask

    asked by Mandi
  35. health care admin.

    what are some assistance plans human resources for a health care administrator should have in the company's strategic plan? The obvious ones (obvious to me, that is!) are ~~medical coverage for the employee, with buy-in possibilities for employee's family

    asked by jean
  36. math

    1.Find the five-number summary of the following set of numbers.0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, 0.28, 0.27 Is this what you are after? Thank you! :-)

    asked by Glenda
  37. absolute value

    when you are solving an equation involving absolute values, do you have to have both negative and positve solutions?? not necessarily, it depends on the equation. e.g.#1 │2x-1│ = 5 then (2x-)=5 or -(2x-1)=5 x=3 or x=-2 here you have a positive as well

    asked by Kieran
  38. Science

    What is the purpose on DNA This is a very interesting article on the purposes of DNA. (Broken Link Removed)

    asked by Jason