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The expression is $\"\"$

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.

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First operation is subtracting the values within the parentheses.

$\"\"$ (Subtract $\"\"$ )

Next operation is evaluating powers.

$\"\"$ (Evaluate the power $\"\"$ )

Next operation is multiplication.

$\"\"$ (Multiply $\"\"$ )

Next operation is subtraction.

$\"\"$ (Subtract $\"\"$ )

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The value of the expression is $\"\"$ .