The expression is .
(Distribute )
(Product of two different signs is positive)
(Multiply: )
The simplified expression is .
![\"distributive](\"/userfiles/image/Library/Distributive_Property2.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9a11b9af60056b3d7a1b62b132973e2c.png\")
. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d9b5c8023fb7218fb9fb971d35247343.png\")
(Distribute ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=eafa8b32bb7c8bf7fd9f2eff369bf09e.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=02d654143e6654fdc667f23fe33b0f20.png\")
(Product of two different signs is positive)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=36c0d9a9f7680e95101f11635c634fbb.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=60e2cd3829bf466a497f307072f61a2f.png\")
) ![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e1793ece0610d50cd38acd47662a74e7.png\")
.