(Commutative Property: a + b = b + a)
(Distributive property: a(b + c) = ab + ac)
(Add: 2 + 9 = 11)
The simplified expression is .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f2f881d9622361c7c3397ec3b698df0a.png\")
(Commutative Property: a + b = b + a)![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7539181b88f2728cbea41f9918a8a058.png\")
(Distributive property: a(b + c) = ab + ac)![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dd165784d3f2d5a7cc684e96a268956d.png\")
(Add: 2 + 9 = 11)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d477491ed3c4824d19ef07387a22ce05.png\")
.