\
\
The expression is
.
\
(Substitute 11 for c)
\
\
\
= 5 (Subtract:
)
\ \
The value of expression is 5.
\
![\"\"](\"http://c4anything.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=72aa674c7fc098f0e498f765d000aab7.png\")
.![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dc51406261680da6cd260fcc69b77db1.png\")
(Substitute 11 for c) \
\
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e0018d492e181ba2e36e793c0894b0f5.png\")
)![\"\"](\"http://c4anything.com/userfiles/image/steps_images/solution.JPG\")