A community for students. Sign up today!
Here's the question you clicked on:
 0 viewing
 3 years ago
If you were to use the elimination method to solve the following system, choose the new system of equations that would result after the variable z is eliminated in the first and second equations, then the second and third equations.
x + y – 3z = –8
2x + 2y + z = 12
3x + y – z = –2
 3 years ago
If you were to use the elimination method to solve the following system, choose the new system of equations that would result after the variable z is eliminated in the first and second equations, then the second and third equations. x + y – 3z = –8 2x + 2y + z = 12 3x + y – z = –2

This Question is Closed

jimmyrep
 3 years ago
Best ResponseYou've already chosen the best response.2multiply second by 3 and add to give 7x+7x = 28 add second and third 5x + 3y = 10

blondebaby42911
 3 years ago
Best ResponseYou've already chosen the best response.0These are the answer choices. so it would be the second choice right? 7x + 7y = 28 3x + y = –2 7x + 7y = 28 5x + 3y = 10 x + y = –8 3x + y = –2 x + y = –8 5x + 3y = 14
Ask your own question
Ask a QuestionFind more explanations on OpenStudy
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
 Engagement 19 Mad Hatter
 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.