A. 6 + 6 = 12
b. 7 + 8 = 15
c. 0 + 0 = 0
d. 5 + -5 = -10
Answer:
Either b or e
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Answer:

Step-by-step explanation:

Answer:think of many situations you can come up with or problems you can solve which will end up with the same answer if u use different methods
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