A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

calculusxy

  • one year ago

MEDAL!!! If q + r + s = 117, and q = s = 4r, then r = A. 13 B. 18 C. 30 D. 42 E. 54

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

    @Nnesha

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

    q =s =4r so you can substitute q and s for 4r

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

    q = 4r s = 4r q=s

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

    can i substitute numbers from the choices to r?

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

    well you can solve for r that would be easy but yea you can :=) \[\huge\rm \color{ReD}{q} + r + \color{ReD}{s} = 117\] \[\huge\rm \color{ReD}{4r} + r + \color{ReD}{4r} = 117\]

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

    why did you leave r single?

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

    given is ` q = s = 4r solve for r` we have to solve for `r`

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

    okay thank you. I have another question. can you help?

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

    i will try

  10. 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.