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Mathematics, 20.11.2020 22:40 levy72

Lee's steps to evaluate the expression 12n – 12 ÷ 12 when n = 4 are shown below. 12n – 12 ÷ 12 when n = 4
12 × 4 = 48
48 – 12 = 36
36 ÷ 12 = 3

What should Lee have done differently to evaluate the expression correctly?

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