The expression is
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”
\First operation is parenthesis.
\ (Subtrac:
)
Next operation is Evaluate powers.
\ (Evaluate powers:
)
Next operation is Multiplication.
\ (Multiply:
)
Next operation is Subtraction.
\ (Subtract:
)
Next operation is Addition.
\ (Add:
)