The expression is .
Distribute terms using distributive property: a(b c) = ab ac.
(Product of two opposite signs is positive)
(Multiply: ) \ \
The simplified expression is .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
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.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=90a2dffa4cf28836c23bfcd658a94d29.png\")
c) = ab ac.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=10203632dc3afce7a284f3e312681d19.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b135c4258612dd6876f2e81123b48bde.png\")
(Product of two opposite signs is positive)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0d220b60945dfc6e1f24b08e2277c550.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f67abcc3af8ce215d4c5d5a38032eaad.png\")
) \ \
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
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.