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23 July, 08:02

Are these expressions equivalent? (-2.6) + (-2.9) + (-7.1) and - (2.6+2.9+7.1) Why or why not?

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  1. 23 July, 08:23
    0
    yes, that is an examle o the distributive proeprty

    i we take the 2nd phrase

    - (2.6+2.9+7.1) = -1 (2.6+2.9+7.1) = -1 (2.6) - 1 (2.9) - 1 (7.1) = - (2.6) - (2.9) - (7.1) = (-2.6) + (-2.9) + (-7.1)

    yes because of distributive property
  2. 23 July, 09:14
    0
    Yes

    Step-by-step expiation:

    Negative plus negative equals a positive but you add the negative to a positive the number becomes a negative. and the other side everything is

    positive in parentheses followed by a negative so they are equal.
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