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Mathematics, 22.10.2020 16:01 paytonhuff8580

Reasoning: Kiera and Javier are grouping equations based on the number of operations needed to solve them. In

order to solve the equation -4(-9 + x) = 57, Kiera

says that you need three operations. Javier says you

need two operations. Their teacher says that they are

both correct. Which operations do you need to use to

solve the equation in three operations? Use a pencil

and paper. Explain how you can use two operations to

solve the equation. Which method do you prefer?

Why?

ansver
Answers: 2

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