A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • 5 years ago

solve for u u+1/u+7 +1 = u+2/u+1

  • This Question is Closed
  1. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    first multiply by u+1 to get (u+1)^2/(u+7)+u+1=u+2

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

    now multiply by u+7 (u+1)^2+(u+1)(u+7)=(u+2)(u+7)

  3. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    now expand the brackets and but everything to one side and solve it

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

    would the answer have a u in it or just numbers ?

  5. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    just number(s), and there might be 2 answers

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

    because i get u+3/2 idk how :-/

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

    ok expanding gives u^2+2u+1+u^2+u+7u+7=u^2+2u+7u+14

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

    now putting everything to the left u^2+u-6=0

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

    do you know how to solve this?

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

    wait let me try it give me a sec

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

    its all to the left so wouldn't it just stay like that or would it turn to u^3-6=0

  12. anonymous
    • 5 years ago
    Best Response
    You've already chosen the best response.
    Medals 0

    I can see 10 u on the LHS and 9u on the RHS

  13. 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.