The expression is .
Find the additive inverse identity.
The additive inverse property: .
(Add to the expression)
The additive inverse of is .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0fbb5843eff373279c9ace036a83dac7.png\")
. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7757f790e29b8ca1055ea972ef10b653.png\")
. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=6cc44156f582dc393b9d0246a4c9865b.png\")
(Add ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ba713b26ebffe708927263d6d3a2ac54.png\")
to the expression)![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0fbb5843eff373279c9ace036a83dac7.png\")
is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ba713b26ebffe708927263d6d3a2ac54.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
is .