A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • one year ago

MEDAL AND fan!!!!!!!!!!! Write the equation of the line that passes through (3, 4) and (2, –1) in slope-intercept form

  • This Question is Closed
  1. jdoe0001
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \(\bf \begin{array}{lllll} &x_1&y_1&x_2&y_2\\ % (a,b) &({\color{red}{ 3}}\quad ,&{\color{blue}{ 4}})\quad % (c,d) &({\color{red}{ 2}}\quad ,&{\color{blue}{ -1}}) \end{array} \\\quad \\ % slope = m slope = {\color{green}{ m}}= \cfrac{rise}{run} \implies \cfrac{{\color{blue}{ y_2}}-{\color{blue}{ y_1}}}{{\color{red}{ x_2}}-{\color{red}{ x_1}}} \\ \quad \\ % point-slope intercept y-{\color{blue}{ y_1}}={\color{green}{ m}}(x-{\color{red}{ x_1}})\qquad \textit{plug in the values and solve for "y"}\\ \qquad \uparrow\\ \textit{point-slope form}\)

  2. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    slope is 5

  3. jdoe0001
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yeap so use the slope of 5 and plug it in the point-slope form using the \(x_1\ and\ y_1\) values alongside

  4. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    the y int is -9

  5. jdoe0001
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \(\bf \begin{array}{lllll} &x_1&y_1&x_2&y_2\\ % (a,b) &({\color{red}{ 3}}\quad ,&{\color{blue}{ 4}})\quad % (c,d) &({\color{red}{ 2}}\quad ,&{\color{blue}{ -1}}) \end{array} \\\quad \\ % slope = m slope = {\color{green}{ m}}= 5 \\ \quad \\ % point-slope intercept y-{\color{blue}{ 4}}={\color{green}{ 5}}(x-{\color{red}{ 3}})\qquad \textit{plug in the values and solve for "y"}\\ \qquad \uparrow\\ \textit{point-slope form}\)

  6. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    -11

  7. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    y= 5x-11 (slope intercept form)

  8. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    answer should be y=5x-11

  9. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    Write the equation of the line that passes through (–1, 5) and has a slope of 3 in point-slope form

  10. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    is it y-5=3(x+1)

  11. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    follow @jdoe0001

  12. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.