hey can yall help me what’s 9+10=21

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hey can yall help me
what’s 9+10=21

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Xavia 4 years 2021-09-04T19:37:38+00:00 1 Answers 7 views 0

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    2021-09-04T19:39:15+00:00

    Answer:

    69,420

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )