The expression is
(Apply commutative property of multiplication: )
(Multiply: )
The simplified expression is .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=66c49ae216a31ba7635e3f21881d148c.png\")
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(Apply commutative property of multiplication: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=052c9755161f061d2909acb72df48684.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=de7ee93ea8f19a6bde49f983ec634bd8.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5b3128ee1494df6a6dff1f5711fc9b80.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3488ee574ee64ee5ab2ecc99cc535c75.png\")
.