Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 10 - 10.2 - Operations with Matrices - 10.2 Exercises - Page 724: 8


$x=-4$ $y=-6$

Work Step by Step

Two matrices are equal only if the values in the same position are equal. That is, if $A=B$, $a_{11}=b_{11}, a_{12}=b_{12},a_{21}=b_{21},...,a_{ij}=b_{ij}$ $x+2=2x+6$ $x-2x=6-2$ $-x=4$ $x=-4$ $y+2=x$ $y+2=-4$ $y=-4-2$ $y=-6$
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.