The expression is .
(Combine like terms using distributive property: )
(Add:)
The value of the expression is 20x.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b74839dc235f7a3ed99c169f297dec38.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=21db976d5eb00d2c327fb01492c7cb71.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=19e9777b52607fa29272b3c21c331dd6.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=75188d6981410bd36f8bb18a46d568e6.png\")
(Add:![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=abf95635e96803f4bd8f359305c1fa41.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")