The expression is .
Combine like terms using distributive property.
(Subtract: )
The simplified expression is .
![\"\"](\"http://www.mathskey.com/userfiles/image/Library/Distributive_Property3.gif\")
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=44183a36461e7d5fd62b4107f13210c7.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a9e0203461e2f8eaad237a19d183a7b1.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=885133110d0203cb616d6b06273d383c.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=bd1b05df9a12f4fb01def394b231df96.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=74fe69f2771dcfce141f9f618dbb6430.png\")
.