Question

7) (5k- 3m - 4n) 2
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Answer 1

Step-by-step explanation:

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Answer 2

Answer:

$10k - 6m - 8n$

Step by step explanation:

$(5k - 3m - 4n)2 \\ (5 \times 2)k - (3 \times 2)m - (4 \times 2)n \\ 10k - 6m - 8n$

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