LunaSnipe LunaSnipe

15-09-2021
Mathematics

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name the property
11. If x-2=5, then x=7
12. (3•4)9=3(4•9)
13. If a=b and b=-2, then a=-2

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Аноним Аноним

15-09-2021

Answer:

11)closure property

12) Associative property

13) Inverse property

Step-by-step explanation:

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