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\"\"

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The expression is \"\".

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\"\"                  (Substitute: b = 0.3, c =\"\")

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First operation is Subtraction.

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

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\"\" \ \

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Next operation is Multiplication.

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

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

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\"\"

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Next operation is Subtraction.

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

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Next operation is Division.

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

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\"\"

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The value of the expression is 7

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