![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
\
\
The statement is “![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d2b8d5fe8c66ab4b4847d3282b29df41.png\")
”
Associative property of addition:
\The way in which numbers are grouped when added does not change the sum.
\For any numbers a, b and c;![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=63b30614ae855254f4086bd0186079d1.png\")
According to associative property, the statement can be written as
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=50466b85ec8f31259fb1ebf3c62624b3.png\")
\ \
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
\
\
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=13d6f906b1ce84a1d8ff77e8a0544e28.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2159df8d332f1a541b8621f212335b53.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The simplified expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ec40d5fc06383abeadfb9158ae765f93.png\")
.