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What is the property of 12.2 + 18.6 + –4.3 + (–18.6)

User Tom Wayson
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2 Answers

3 votes
Well the answer would be 7.9.
If I'm correct what you are asking is that the first property you use is addition.
User Michael Dubakov
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2 votes

Answer:

1. commutative property

2. associative property

3. additive inverse

Explanation:

i took the test <3

User Jstromwick
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