\
\ \
The expression is
. (Absolute value of 15 is 15)
Rewrite the expression
Value of the expression is -15.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
\ \
\ \
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=66663b6e9d570684d9b5ed41037a0c48.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=594783427f7bb728b8e156909f749d7b.png\")
. (Absolute value of 15 is 15)![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=594783427f7bb728b8e156909f749d7b.png\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")