Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 3 Linear Systems and Matrices - 3.8 Use Inverse Matrices to Solve Linear Systems - 3.8 Exercises - Skill Practice - Page 214: 14


$$X=\begin{pmatrix}6&\frac{25}{2}\\ -4&-9\end{pmatrix}$$

Work Step by Step

Isolating X by taking the inverse of the matrix, we find: $$X=\begin{pmatrix}6&8\\ 2&3\end{pmatrix}^{-1}\begin{pmatrix}4&3\\ 0&-2\end{pmatrix} \\ X=\begin{pmatrix}6&\frac{25}{2}\\ -4&-9\end{pmatrix}$$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.