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Mathematics, 20.07.2019 00:00 angelashaw449

21) the steps kalee used to solve the equation –4x + 9 = 2x – 12x + 51 and the properties she used to justify each step are shown. find and identify each error. note: there are errors in both the mathematical work and the justifications. *

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21) the steps kalee used to solve the equation –4x + 9 = 2x – 12x + 51 and the properties she used t...

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