\
The expression is .
Apply distributive property: .
(Distribute – 4)
(Product of same signs is positive)
(Multiply: )
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4403e63c8c06e9cc806b18c469810d62.png\")
. ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4e8acb52b87f37c40d3661c9af24e1b3.png\")
.![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=daf0ddf85b9b72ec673299a784ecb599.png\")
(Distribute – 4)![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0501982534edc0437730efc6236e6b07.png\")
(Product of same signs is positive)![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1836e522cc7209b1f2787ad1c02d846f.png\")
(Multiply: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=edb22b21be0f09e378df53cc610da195.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=25b83fba2ac9782133bde3ca651e3661.png\")
.