The expression is .
(Substitute )
(The opposite of is 8)
(Subtract: )
The value of the expression is 5.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ba167899f4fd78a90fe51e8da849ca6b.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f80469f8d8ed7fb68de8d355ba524dc4.png\")
(Substitute ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f701b8fe7bf64257cd8d9717c82b455d.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2661f71e9c9efb0ef87e26f3dd16484a.png\")
(The opposite of ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ebd6ef47d69f34cd126a47abb23f1a31.png\")
is 8)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7cb0a9b56c2008da2485ba584174adc2.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=634f1db10d3d62a6927f7df2cc32210a.png\")
) ![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")