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

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The expression is $\"\"$

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8 can be written as (5 + 3)

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$\"\"$

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$\"\"$ (Distribute 5)

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$\"\"$ (Multiply: $\"\"$ ) \ \ $\"\"$ $\"\"$ (Distribute 3)

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

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

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The product is 120.