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The given expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3121c971f7d622afee922a699558a806.png\")
.
Apply commutative property of addition: a + b = b + a.
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Combine like terms using distributive property: ac + bc = (a + b)c.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e2a5d041aa21d7dea2f1b9677905836a.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3093f22fe279b6c6ce5a25083c3fa7fd.png\")
(Add: 5 + 2 = 7)
Then the expression is binomial.
\![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The expression is binomial.