\
The expression is
\
(Replace
m
with 4)
\ \
\
(Add:
)
\
The value of the expression is 22.
\
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=21fd26694ea775b99023536cb122f217.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=962864f556ed3433e3e89e5e8b75d442.png\")
(Replace m with 4) \ \
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=48afe8869ad61198591f2ae1a32b910e.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=14e65b693dd1822bd0e696758aeb3146.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")