Question: A student simplifying the expression as her first step. This is a common error. a-2 - 4b-2 3b - wrote 1 1 a 46 3b

A student simplifying the expressiona-2 - 4b-2 3b - wrote 1 1 a 46 3b -as her first step. This is a common error.

a-2 - 4b-2 3b - wrote 1 1 a 46 3b - 6

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