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The expression is,
. (Absolute value of -18 is 18)
. (Absolute value of 11 is 11)
Rewrite the expression
(Subtract:)
Value of the expression is 7.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
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![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d5fb019dcf43f8fa890a20be11f5c3a3.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=6b2a2e4653312fca80f07470b826f08c.png\")
. (Absolute value of -18 is 18)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a3b6cc50c1786d2d4e90a7e6d6d52d46.png\")
. (Absolute value of 11 is 11)![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
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![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1be21a39155d72c2dee72bc92070b55d.png\")
(Subtract:![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ad6870ad5cb82a1d63f9f4ad5f79f6d4.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
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