(ii) 17 * (-12) = (-12) Ⓡ 17
(iv) 20 [ 5 (-16)] = (20 5) * (-16)
(vi) (-20) * [(-3) + 9)] = (-20) (-3) + (-20) 9 verify and also name the property used
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Step-by-step explanation:
The name of the property is commutative
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