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dmezzullo

Please solve each of the inequalities below and graph the solution on a number line. x – 3 > –9

  • one year ago
  • one year ago

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  1. Dr.Professor
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    x > -6 2. –2x + 1 ≤ –11 -2x ≤ -12 x ≥ 6 3. 10 < –3x + 1 -3x + 1 > 10 -3x > 9 x < -3 4. 2(x + 5) > 8x – 8 2x + 10 > 8x - 8 8x - 8 < 2x + 10 6x < 18 x < 3 5. –2(x – 3) ≥ 5 – (x + 3) -2x + 6 ≥ 5 - x - 3 4 ≥ x x ≥ 4

    • one year ago
  2. Dr.Professor
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    http://answers.yahoo.com/question/index?qid=20100804062558AA5y3Hg

    • one year ago
  3. Dr.Professor
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    @dmezzullo

    • one year ago
  4. dmezzullo
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    It would have been nice if u could of not gotten the answers off google.

    • one year ago
  5. Dr.Professor
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    So, buddy, it was already solved

    • one year ago
  6. nubeer
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    you have to make "x" isolate. so u can do that by adding 3 on both sides.

    • one year ago
  7. dmezzullo
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    Can one of u guys help with the graphs?

    • one year ago
  8. Dr.Professor
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    Lemme explain, according to the code of conduct I can copy and answer, but I also need the source and hence I'd Given

    • one year ago
  9. nubeer
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    sure.

    • one year ago
  10. nubeer
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    when u solve u will get x> -6, it means the value of x is greater then -6 so first you draw a number line

    • one year ago
  11. dmezzullo
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    |dw:1363694637625:dw|

    • one year ago
  12. Dr.Professor
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    @dmezzullo , Sir, Here, I've got a client, Thats you, sir I wanna say that I have pasted the URL above in th comment. Please check it and save time. Best Wishes, @Dr.Professor

    • one year ago
  13. dmezzullo
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    Which url?

    • one year ago
  14. Dr.Professor
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    Sir, did you get that

    • one year ago
  15. dmezzullo
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    it dont help

    • one year ago
  16. nubeer
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    |dw:1363695012276:dw|

    • one year ago
  17. nubeer
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    |dw:1363695036018:dw| got this so far?

    • one year ago
  18. Dr.Professor
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    Sir, the process is, 1) Click on the Link, 2) See the graph, 3) Investigate it, 4) Ask Doubts, 5) Be free, Check it!

    • one year ago
  19. nubeer
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    now make a circle at the value we found.. |dw:1363695185074:dw|

    • one year ago
  20. nubeer
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    |dw:1363695217104:dw|

    • one year ago
  21. dmezzullo
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    Ok, lemme try the next one

    • one year ago
  22. nubeer
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    sure.. if still any confusion just ask me out

    • one year ago
  23. dmezzullo
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    Ok, u tell me if it is wrong

    • one year ago
  24. nubeer
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    ok

    • one year ago
  25. dmezzullo
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    Wait imma do #3 bc im not sure wut to do for #2

    • one year ago
  26. dmezzullo
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    |dw:1363695538390:dw|

    • one year ago
  27. nubeer
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    yup. perfectly fine.

    • one year ago
  28. nubeer
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    what's hard with 2?

    • one year ago
  29. dmezzullo
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    it has the line under the > so idk if tht changes anything

    • one year ago
  30. nubeer
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    yes it changed something very little.. you have to put a dot rather then a circle.

    • one year ago
  31. nubeer
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    but a bold dot.

    • one year ago
  32. dmezzullo
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    oh ok lemme try it then

    • one year ago
  33. dmezzullo
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    wait im confused wince it is +6 would i go to 5 next or 7

    • one year ago
  34. nubeer
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    well answer u got is x greater then equal to +6 so u have to point the arrow towards the greater values then 6.

    • one year ago
  35. dmezzullo
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    ok tyvm

    • one year ago
  36. dmezzullo
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    |dw:1363695994614:dw|

    • one year ago
  37. dmezzullo
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    Is that right?

    • one year ago
  38. nubeer
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    yes it is right.

    • one year ago
  39. dmezzullo
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    okie

    • one year ago
  40. dmezzullo
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    |dw:1363696204568:dw|

    • one year ago
  41. nubeer
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    hmm which question is this one?

    • one year ago
  42. dmezzullo
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    #4

    • one year ago
  43. dmezzullo
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    no it should be 3

    • one year ago
  44. dmezzullo
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    on the graph shouldnt it?

    • one year ago
  45. nubeer
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    for question for u got x< -3 so arrow should point towards the value less then -3

    • one year ago
  46. nubeer
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    oops for question 4

    • one year ago
  47. nubeer
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    damn sorry x<3

    • one year ago
  48. dmezzullo
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    oh lemme redraw it

    • one year ago
  49. dmezzullo
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    |dw:1363696430998:dw|

    • one year ago
  50. nubeer
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    yup .. correct .. this was #4

    • one year ago
  51. dmezzullo
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    |dw:1363696529947:dw|

    • one year ago
  52. nubeer
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    yup correct bro..

    • one year ago
  53. dmezzullo
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    tyvm now 2 more things if u dont mind sir

    • one year ago
  54. nubeer
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    not at all.

    • one year ago
  55. dmezzullo
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    Explain, in complete sentences, when you would use an open circle or a closed circle, and when you would shade to the right or left, to graph an inequality on the number line.

    • one year ago
  56. nubeer
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    hmm well bro i can tell u in simple words or explain u in easy words .. so u just have to put urself in proper sentences .. is that ok?

    • one year ago
  57. dmezzullo
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    Yes tht fine

    • one year ago
  58. nubeer
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    ok first.. open circle is when we get < or > sign in our final answer.. same like in question #1 and closed circle when we get answer < or > having lines under, as u can see in the answer of #2 question..

    • one year ago
  59. nubeer
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    we shade to left when x< (any value) |dw:1363697010246:dw| like this for #4

    • one year ago
  60. nubeer
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    and we shade towards right when we get x> (any value) for example if x> 6 we will shade all the part forward from the point 6.

    • one year ago
  61. nubeer
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    got it bro?

    • one year ago
  62. dmezzullo
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    Oh ok.

    • one year ago
  63. dmezzullo
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    1 more q.

    • one year ago
  64. dmezzullo
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    Describe a real life scenario where inequalities are used and state the inequality.

    • one year ago
  65. dmezzullo
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    So the senario would be: Teens in florida have to be at least 15 or older to get their learners permit to drive.

    • one year ago
  66. dmezzullo
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    But i am not totally sure wut the graph would look like.

    • one year ago
  67. nubeer
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    hmm well if we say x is the age.. for learner permit x >(line under) 15

    • one year ago
  68. dmezzullo
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    |dw:1363697462126:dw|

    • one year ago
  69. nubeer
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    yes this is the in eguality

    • one year ago
  70. nubeer
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    now draw the graph which is a number line and label it

    • one year ago
  71. dmezzullo
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    wut u mean?

    • one year ago
  72. nubeer
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    umm .. i mean draw a number line.. just the line with numbers u need.?

    • one year ago
  73. kelliegirl33
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    just remember if there is an equal sign in the inequality, it has a closed circle.

    • one year ago
  74. nubeer
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    ohh lol we dont need to graph this question.. or do we?

    • one year ago
  75. kelliegirl33
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    we can if you want to....it is good practice

    • one year ago
  76. dmezzullo
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    I believe we dont

    • one year ago
  77. nubeer
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    ok then just write inequality with the scenario you told.. and that's it i guess

    • one year ago
  78. dmezzullo
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    ok ty soooo very much how can i ever repay u?

    • one year ago
  79. kelliegirl33
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    |dw:1363697698821:dw|

    • one year ago
  80. nubeer
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    hahah bro.. lol u don't need to repay at all :)

    • one year ago
  81. dmezzullo
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    Ok that was alot of work i will write u a testimonial

    • one year ago
  82. nubeer
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    Sweet... :)

    • one year ago
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