\"\"

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 The expression is \"\".

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Order of Operations:

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To simplify the expression follow the order of operations: (PEMDAS)

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1.      Evaluate the expressions inside the Parenthesis/Brackets (P).

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2.      Evaluate Powers/Exponents (E).

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3.      Multiply and/or Divide in order from left to right (MD).

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4.      Add and/or Subtract in order from left to right (AS). 

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A simple technique for remembering the order of operations is turned

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into phrase "Please Excuse My Dear Aunty Sally"

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\"\"

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The given expression there are no grouping symbols.

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First operation is evaluating parenthesis.

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\"\"                        (Add: \"\")

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\"\"                           (Divide: \"\")

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Next operation is evaluating parenthesis.

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\"\"                               (Multiply: \"\")

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\"\"                                         (Subtract: \"\")

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Next operation is subtraction.

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\"\"                                                   (Subtract: \"\")

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\"\"                                                         (Subtract: \"\")\"\"

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 The value of the expression is 4.

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