- #1

- 807

- 8

## Homework Statement

Find the complete solution to Ax = b for b = (-1,0,1).

## Homework Equations

Reduced-row echelon form procedure.

Matrix multiplication procedure.

## The Attempt at a Solution

I have no idea what is being done in the solution attached (other than the reduced-row echelon and matrix multiplication procedures).

If someone could help me understand what the attached solution is saying, I would very much appreciate it!