The expression is .
(Substitute )
(Additive modulus of is 12 and 12 units from origin)
(Subtract: )
The value is .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9c80024611eaa7e92c6ee4e80f132828.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=520833abfee1ec8e778a742beef94113.png\")
(Substitute ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ec49c010474673b56a82dc6ef31ff5a4.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5ffec028cfe92ff0f6a5604e3b794273.png\")
(Additive modulus of ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a7daea14795c114fde4589ef6217a92e.png\")
is 12 and 12 units from origin)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7cb0a9b56c2008da2485ba584174adc2.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c14bc5312e1f8bf53db3ab76628b23e4.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=393e9c56b933244bde90831396445df5.png\")
.