$\"\"$

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The given expression

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a) $\"\"$ \ \

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By using distributive property $\"\"$

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$\"\"$

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$\"\"$

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(Multiply $\"\"$ )

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$\"\"$

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$\"\"$

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b) $\"\"$

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By using distributive property $\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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c $\"\"$

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By using distributive property $\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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d) $\"\"$

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By using distributive property $\"\"$

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$\"\"$

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$\"\"$

\