$\"\"$ $\"\"$

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The expression is $\"\"$

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Apply subtraction proparty of equality: $\"\"$

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$\"\"$ (Subtract 3 from each side)

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$\"\"$ (Apply Addition inverse proparty: $\"\"$ )

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

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$\"\"$

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Check

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$\"\"$ (Substitute -1 for x)

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

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Compare the values the equation is true. $\"\"$

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The value of $\"\"$ ..

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