Quantcast

Got Homework?

Connect with other students for help. It's a free community.

  • across
    MIT Grad Student
    Online now
  • laura*
    Helped 1,000 students
    Online now
  • Hero
    College Math Guru
    Online now

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

2016740e

For the following system, if you isolated y in the first equation to use the Substitution Method, what expression would you substitute into the second equation? 2x + y = 8 -x - y = -5 Answer -8 - 2x -8 + 2x 8 + 2x 8 - 2x

  • one year ago
  • one year ago

  • This Question is Closed
  1. CliffSedge
    Best Response
    You've already chosen the best response.
    Medals 0

    So, isolate y in the first equation and what do you get? If you only had the first equation and you were trying to solve for y, what would you do?

    • one year ago
  2. 2016740e
    Best Response
    You've already chosen the best response.
    Medals 0

    would it be 8-2x

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

    Yes, the only thing you have to do to get y by itself is subtract 2x from both sides.

    • one year ago
  4. 2016740e
    Best Response
    You've already chosen the best response.
    Medals 0

    okay thanks

    • one year ago
    • Attachments:

See more questions >>>

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.