A) 2+ 4ー5 ≥ 0. B) 2+5—6≥0. C) 2 ー 7 ≤ ー6.

Question

A) 2+ 4ー5 ≥ 0.
B) 2+5—6≥0.
C) 2 ー 7 ≤ ー6.

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Farah 2 months 2021-07-31T03:17:57+00:00 1 Answers 2 views 0

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    2021-07-31T03:19:45+00:00

    A) 6−5≥0

    B) 7−6≥0

    C) −5≤−6.

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