Posted by **Roger** on Wednesday, November 17, 2010 at 10:56am.

Please help!

x-2y+z=7

2x+y-z=0

3x+2y-2z=-2

a. Solve the above system of equations using Gaussian Elimination or Gauss-Jordan Elimination. You must show row operations.

b. Solve the above system of equations using Cramer's Rule.

- College Algebra -
**Jay**, Wednesday, November 17, 2010 at 4:40pm
its a simple matrix problem. ti-89 does it for you.

- College Algebra -
**Anonymous**, Thursday, November 18, 2010 at 1:43pm
how do a graph on a Ti-83 for an ellipse center at origin

- College Algebra -
**Donna**, Wednesday, February 9, 2011 at 5:30pm
This is my problem

I need help with.

(7,-8); 3x+5y=6

- College Algebra -
**Anonymous**, Monday, August 22, 2011 at 11:14pm
{7x+4y=11

5x+6y=2

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