Tuesday

September 30, 2014

September 30, 2014

Posted by **Allen** on Sunday, October 21, 2007 at 8:01pm.

solve the system using linear combination method

12. 3x+ 2y-z=8

-3x+4y+5z=-14

x-3y+4z=-14

(my answer was (1,1,-3))

16. x+y-2z=5

x+2y+z=8

2x+3y-z=13

(my answer was infinite solution)

18. -2x+y+6z=1

3x+2y+5z=16

7x+3y-4z=11

(my answer was in fraction form but she said no solutions were fractions)

**Answer this Question**

**Related Questions**

Algebra 2 - Before I go on and give you the problenms let me explain. i am not ...

Social Science - people have the right to refuse treatments in the United States...

statistics - In 2006, the General Social Survey asked, "Do you see yourself as ...

homework - Why do you people help dumb down America? How did people do homework ...

economy - why is this website here?! this website makes people lazy we already ...

MATH - Sometimes, people say “Give 110% of your effort.” Is it possible to give ...

7th grade math - What's the quickest amount of time that all four kids can get ...

8th grade math - Answer the following question in your discussion group: ...

Hum/176 - • Choose a form of popular media that you are passionate about. The ...

English - After watching a documentary about the environment on TV, I decided to...