# College Algebra

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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 -

its a simple matrix problem. ti-89 does it for you.

• College Algebra -

how do a graph on a Ti-83 for an ellipse center at origin

• College Algebra -

This is my problem
I need help with.
(7,-8); 3x+5y=6

• College Algebra -

{7x+4y=11
5x+6y=2

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