Question

use Gauss-Jordan row reduction to solve the given system of equations.
7x + 2y = 5
2x + 7y = −5

Answer 1

reduce row echelon... so our matrix should look like a 2 x 2

Answer 2

1 0
0 1

hold on brb

Answer 3

back

Answer 4

so the circles are the main diagonal... whatever is on the bottom we need to get rid of it first