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Step-by-step explanation:

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Answer: A) 75

Step-by-Step Explanation:

= {3 - [-4 -(6 + 2)]}(-5)
= {3 - [-4 -(8)]}(-5)
= {3 - [-4 -8]}(-5)
= {3 - [-12]}(5)
= {3 + 12}(5)
= 15(5)
= 15 * 5
=> 75