![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
The equation is ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dd9067891ddcf43de0756e158a7ed9af.png\")
.
To simplify the expression follow the order of operations:
\1. Evaluate the expressions inside grouping symbols.
\2. Evaluate powers.
\3. Multiply and/or Divide in order from left to right.
\4. Add and/or Subtract in order from left to right.
\ \\
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\")
In the given expression there are no grouping symbols.
\First operation is evaluating power.
\![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=188bd69b8737f8e38f944200fb7f465f.png\")
(Evaluate power:![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=82a2fcfcd46814919d229d1bda540912.png\")
)
Next operation is addition.
\![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=564437db57e4d6560618d1f119ab85e0.png\")
(Add: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=eb2a588fb74245d27c91cf99b7438cd3.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The value of w = 13.