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blackfireskull

  • one year ago

Select all that justify the following statement. 8 • 1/8 + (-1) + 5 = 5 commutative - addition inverse - addition associative - multiplication symmetric commutative - multiplication associative - addition inverse - multiplication (its actually 1 over 8)

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  1. skullpatrol
    • one year ago
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    Any ideas?

  2. blackfireskull
    • one year ago
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    none....i'm completely lost on this..

  3. skullpatrol
    • one year ago
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    |dw:1440506348784:dw|

  4. blackfireskull
    • one year ago
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    commutative - addition?? ;-; i have no idea...

  5. skullpatrol
    • one year ago
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    |dw:1440506630197:dw|

  6. blackfireskull
    • one year ago
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    oh... so it's inverse-addition ;-;

  7. skullpatrol
    • one year ago
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    also inverse - mutiplication

  8. blackfireskull
    • one year ago
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    thank you!!

  9. blackfireskull
    • one year ago
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    could you help me with one more please? @skullpatrol

  10. skullpatrol
    • one year ago
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    I can try :-)

  11. blackfireskull
    • one year ago
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    Select all that justify the following statement. 3 + (y + 5) = y + 8 commutative - addition distributive associative - multiplication symmetric commutative - multiplication associative - addition identity - addition

  12. skullpatrol
    • one year ago
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    Any ideas?

  13. blackfireskull
    • one year ago
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    i'm thinking Associative- addition but not 100% sure.. sorry i'm half asleep trying to do school work...

  14. skullpatrol
    • one year ago
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    |dw:1440507045855:dw|

  15. blackfireskull
    • one year ago
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    so would it be identity- addition or commutative - addition??

  16. skullpatrol
    • one year ago
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    |dw:1440507180592:dw|

  17. blackfireskull
    • one year ago
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    i had one of them right the first time lol thanks!

  18. skullpatrol
    • one year ago
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    Thanks for trying :-)

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spraguer (Moderator)
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