The given expression 12(2j – 6)
Apply distributive property: a(b – c) = ab – ac
= 12 x 2j – 12 x 6 (Distribute 12)
= 24j – 72 (Multiply: 12 x 2j = 24j and 12 x 6 = 72)
The simplified expression is 24j – 72.
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