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4 January, 01:03

What is - 13 + x = - 21?

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Answers (2)
  1. 4 January, 01:26
    0
    x = - 8

    Step-by-step explanation:

    Add 13 to both sides.

    -13+x = - 21

    +13 + 13

    This gives you, x = - 8.
  2. 4 January, 01:28
    0
    X=-8

    Step-by-step explanation:

    rearrange

    -13+x - (-21) = 0

    solve

    13-21=-8

    X=-8
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