\"\"

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The expression is \"\"

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\"\"       (Replace b, c and a with 4, 11 and 9)

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To simplify the expression following order of operations to performed:

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1.   Evaluate the expressions inside grouping symbols.

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2.   Evaluate Powers.

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

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4.   Add and/or Subtract in order from left to right. \"\"

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In the given expression there are no grouping symbols and powers.

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First operation is multiplication.

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\"\"            (Multiply: \"\")

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Next operation is multiplication.

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

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Next operation is multiplication.

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

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Next operation is addition.

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

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Next operation is subtraction

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

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The value of the expression is 4.

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