What is X if [-1 -2] +X = [-5 -1] [4 8] [ 2 1] A) [-6 -3] [6 9] B) [-6 -3]

Question

What is X if
[-1 -2] +X = [-5 -1]
[4 8] [ 2 1]

A)
[-6 -3]
[6 9]

B)
[-6 -3]
[-2 -7]

C)
[-4 1]
[-2 -7]​

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Vân Khánh 3 years 2021-08-02T17:10:43+00:00 1 Answers 17 views 0

Answers ( )

  1. kimchi2
    0
    2021-08-02T17:12:25+00:00
    Reply

    Answer:

    I think that ans is A…..

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