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

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The expression is $\"\"$ \ \

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Apply Distributive property: (b + c) a = ab + ac.

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$\"\"$ (Distribute 5) $\"\"$

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

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

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$\"\"$ $\"\"$ .

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