The expression is .
15 can be written as (10 + 5)
\ \
(Distribute 5)
(Multiply: )
(Add: )
The product is 75.
![\"\"](\"http://www.mathskey.com/userfiles/image/Library/Distributive_Property1.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=571fc3a528a681355e5e840034bbfe65.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=61f269671093c9543473fa44160fff5b.png\")
\ \
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=21e52d1c04003250b59e72210d7a627a.png\")
(Distribute 5)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=48989d3090560323edfe79dc9571817f.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0970ad73d3558c2b221d865b1d0d7a79.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7c8ea76bb1b1337945ede31f793edb90.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e5f6e05b1b33403cea747e8f2d8bd5e7.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")