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spidergirl51 Group Title

(-3 and 4) and (3,-4) find the slope

  • one year ago
  • one year ago

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  1. zaynahf Group Title
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    Use slope formula: \[m = \frac{ y _{2}- y _{1} }{ x _{2}-x _{1} }\] Using the points: (-3 and 4) and (3,-4) \[y _{2}= -4, y _{1}= 4\]\[x _{2}= 3 , x _{1}= -3\]

    • one year ago
  2. spidergirl51 Group Title
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    i did

    • one year ago
  3. zaynahf Group Title
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    What did you get?

    • one year ago
  4. spidergirl51 Group Title
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    i got -4/3

    • one year ago
  5. spidergirl51 Group Title
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    |dw:1357701162432:dw|

    • one year ago
  6. zaynahf Group Title
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    Ok start with the top: what is -4 -4?

    • one year ago
  7. spidergirl51 Group Title
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    -8

    • one year ago
  8. ChmE Group Title
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    why is that not right. looks good to me

    • one year ago
  9. zaynahf Group Title
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    And the bottom?

    • one year ago
  10. spidergirl51 Group Title
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    6

    • one year ago
  11. spidergirl51 Group Title
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    then isimplifed

    • one year ago
  12. spidergirl51 Group Title
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    i need the y intercept as well

    • one year ago
  13. zaynahf Group Title
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    Im sorry.. i forgot to reduce it.. you were right. It is -8/6, or -4/3

    • one year ago
  14. zaynahf Group Title
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    Then you need to use point slope form

    • one year ago
  15. spidergirl51 Group Title
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    oh

    • one year ago
  16. spidergirl51 Group Title
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    hmm

    • one year ago
  17. spidergirl51 Group Title
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    idk

    • one year ago
  18. zaynahf Group Title
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    \[y - y _{1}= m ( x - x _{1})\]

    • one year ago
  19. spidergirl51 Group Title
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    i know that

    • one year ago
  20. spidergirl51 Group Title
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    i dont know how to solve it

    • one year ago
  21. zaynahf Group Title
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    Now plug in the points and the slope

    • one year ago
  22. spidergirl51 Group Title
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    so

    • one year ago
  23. spidergirl51 Group Title
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    y-4=-4/3(x-3)

    • one year ago
  24. spidergirl51 Group Title
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    right

    • one year ago
  25. zaynahf Group Title
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    Which point did you use?

    • one year ago
  26. spidergirl51 Group Title
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    -3 and 4

    • one year ago
  27. spidergirl51 Group Title
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    (-3,4)

    • one year ago
  28. zaynahf Group Title
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    Ok for the last part, it would be x + 3 because of hte double negative

    • one year ago
  29. spidergirl51 Group Title
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    oh okay then wat

    • one year ago
  30. zaynahf Group Title
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    Now distribute the right side, and isolate the y

    • one year ago
  31. spidergirl51 Group Title
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    can u help me with it

    • one year ago
  32. zaynahf Group Title
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    Do you know how to distribute?

    • one year ago
  33. spidergirl51 Group Title
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    yes i got -4/3x-4

    • one year ago
  34. spidergirl51 Group Title
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    when i distrubute

    • one year ago
  35. zaynahf Group Title
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    Ok, now carry over the # on the left

    • one year ago
  36. spidergirl51 Group Title
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    what u mean can ushow me

    • one year ago
  37. zaynahf Group Title
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    y - 4 = -4/3x - 4 +4 +4 ------------------ Solve that

    • one year ago
  38. spidergirl51 Group Title
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    its o

    • one year ago
  39. zaynahf Group Title
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    Y-int, right?

    • one year ago
  40. spidergirl51 Group Title
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    yeah

    • one year ago
  41. zaynahf Group Title
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    Then you're done

    • one year ago
  42. spidergirl51 Group Title
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    thanks

    • one year ago
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