If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Use matrices to represent systems of equations


Consider this system of equations.
The system can be represented by the following matrix equation where A is a 3×3 matrix and b is a 3D vector:
Find A and b.