The expression is .
(Apply identity property of multiplication: )
=
(Multiply: )
The given expression is equal .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=70255e709d656b7b88f86b9da7b63ee0.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b9970ee18e1b05367140c4d379109a47.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b21e272b6d7bb57751518fb06b5f7b51.png\")
(Apply identity property of multiplication: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ea735d3da9739fcbb55222bdda37ceb5.png\")
)![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=451d4c9667fa0b1a28d29ce9de25ce19.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9c36f289740364105b28ff965aaa2ab8.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9c36f289740364105b28ff965aaa2ab8.png\")
.