Question

1. a + b = b + a is called​

Answer 1

Answer:

• For any real numbers a and b, a + b = b + a. Subtraction is not commutative. For example, 4 − 7 does not have the same difference as 7 − 4. The − sign here means subtraction. ... Applying the commutative property for addition here, you can say that 4 + (−7) is the same as (−7) + 4.

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Answer 2

Answer:

commutative property of addition

Step-by-step explanation:

commutative