![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
\ \
\
\ \
\
The expression is ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=aff67ff70d6f11ad909a186dfc695cea.png\")
![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1f03175c1a87a250729ab322a2b813dc.png\")
(Substitute d for 7)
To simplify the expression following order of operations to performed:
\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.
\![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
\ \
In the given expression there are no grouping symbols and powers.
\First operation is multiplication.
\![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0ca5e2fdd68097b2fb083dbca6f12632.png\")
(Multiply: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c855a7e925f02f536688714dffb24fa1.png\")
)
Next operation is subtraction.
\![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=22543116ed370ff163675cfaaf804bf0.png\")
(Subtract: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9d164aee0b4a7561fc19f00121e0a1d9.png\")
=29)
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
\
The value of the expression is 29.
\