The expression is .
\
(Distributive property: a (b + c) = ab + ac)
(Multiply property: )
(Additive inverse property: )
The simplified expression is 6b.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2595c09add2d23084fd445cd4e5e2cd2.png\")
.![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=70b02eb652243a5d1071298ad96092f2.png\")
(Distributive property: a (b + c) = ab + ac) ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d29b89e561c9de747f47761a0f278418.png\")
(Multiply property: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e322340a187b1ba588c9b78bdbd94fdf.png\")
)![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2acce4afaf53474a6db65f680cd9f5c7.png\")
(Additive inverse property: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8bc482bb0df73b5ac035be9e42c6d436.png\")
) ![\"\"](\"/userfiles/image/steps_images/solution.JPG\")