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soldi70 [24.7K]

2 years ago

12

Repeated addition: 1 3 + 1 3 + 1 3 = a b a = b =

2 answers:

IgorLugansk [536]2 years ago

5 0

Answer:

39

Step-by-step explanation:

13 + 13 + 13 = 39

13 · 3 = 39

VMariaS [17]2 years ago

3 0

Answer:

part 1: 6, 9

part 2: 16, -24

part 3: commutative

part 4: inverse

part 5: identity

Step-by-step explanation:

edge2020

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