9> -2m + 2 – 3 A) m is greater than -5 B) m is less than 5 C) m is less than -5 D) m is greater than 5

Question

9> -2m + 2 – 3
A) m is greater than -5
B) m is less than 5
C) m is less than -5
D) m is greater than 5

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Thạch Thảo 4 years 2021-09-03T19:17:04+00:00 2 Answers 23 views 0

Answers ( )

  1. kiet
    0
    2021-09-03T19:18:42+00:00
    Reply

    9> -2m + 2 – 3

    B) m is less than 5

  2. RuslanHeatt
    0
    2021-09-03T19:18:57+00:00
    Reply

    Answer:

    A

    Step-by-step explanation:

    Given

    9 > – 2m + 2 – 3, that is

    9 > – 2m – 1 ( add 1 to both sides )

    10 > – 2m

    Divide both sides by – 2, reversing the symbol as a result if dividing by a negative quantity.

    – 5 < m , thus

    m > – 5 → A

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