The expression is .
(Replace b with 6)
(Subtract: )
The absolute value of is 4
The value of the expression is 4.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f3a830befd8590a50838bb962b33ec4d.png\")
. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8133f3c851539f648a0eca9fe9cc1a23.png\")
(Replace b with 6)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=39535af42423f1aca98bddcda013c448.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=6b3680bc75a2e3e866cab8a73e0b6f97.png\")
) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9186bc0a085ac96579f957d1955dfe83.png\")
is 4![\"\"](\"/userfiles/image/steps_images/solution.JPG\")