Question

Pleaaaaaase Help!
3x+y=2
-x+2y=11

Use RREF. Answer should be:
1, 0, -1
0, 1, 5
using Matrices.
This is Algebra 2.

Answer 1

hmm what are you supposed to do?

Answer 2

Please help me D:
and do you know what matrix's are?

Answer 3

I just need to know how to do this for future tests.

Answer 4

I know how to set up determinants to solve this.

Answer 5

i dont know what that is....

Answer 6

Arranging the values in a 2 by 2 arrangement similar to a matrix.

Answer 7

uh ok... can you put tall the work down so i can see? and compare to wat ive learned?

Answer 8

hmmm for one I dunno what you're meant to do
and I wonder what
Use RREF. Answer should be:
1, 0, -1
0, 1, 5
stands for