![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
\
The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3488aadf4345b583bcdef0e03139b601.png\")
.
To simplify the expression follow the order of operations: (PEMDAS)
\1. Evaluate the expressions inside Brackets/Parenthesis (P).
\2. Evaluate Powers/Exponents (E).
\3. Multiply and/or Divide in order from left to right (MD).
\4. Add and/or Subtract in order from left to right (AS).
\A simple technique for remembering the order pf operations is turned into phrase
\“Please Excuse My Dear Aunty Sally”
\![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
First operation is evaluating the expression within the parenthesis.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=bbeef2d7281a98fb2a3d191cf5829551.png\")
(Add: 2+5=7)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=cf7f40623f1ca32a9db0e2bc39716fdf.png\")
(Subtract: 15-7=8)
Next operation is multiplication.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f0d3508450bbb1ff7bc644a8052bbad6.png\")
(Multiply:![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=99065a999ac84463dd32b721c41400d8.png\")
)
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The value of given expression is 32.
\