The difference is
Additive inverse of 8 is – 8. To subtract 8, add the additive inverse of 8.
(Simplify: )
The difference is -5.
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(Simplify: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1dbedb88bc092f905894bfb0133f0de7.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")