Mathematics
Junior High
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この後が分かりません🙇🏻‍♀️🙇🏻‍♀️教えてもらいたいです🙇🏻‍♀️🙇🏻‍♀️

い a? - 2ab + b?+ 3a-3b- 10 乙 0) - (9-020+(9-0) - A't 3A -10

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✨ Best Answer ✨

(A+5)(A-2)と因数分解してからAを元に戻せばいいです。

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