The expression is .
(Product of two different signs is negative)
(Absolute value )
(Subtract: )
The value of expression is .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=33e9a4a9a52edad1fadaf1e5ac8a1bdd.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=27ec3f38341ee3692764b0717d8745b9.png\")
(Product of two different signs is negative)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=da94d705c87d2cc19602a21cda0d0f3f.png\")
(Absolute value ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8f3f9cbcf58b04e99c0af021fbcfc1d3.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4748c02b0989e1a0b378d256e6c0fcec.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=07eacf58ab6e815f0b418cbf225f2801.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1b1e516b5ef4dee600452f2b624be250.png\")
.