Answer :

-1 + -7 i pretty sure
AMIM14

Answer:

-1+-7

Step-by-step explanation:

-1 - 7= -8

1. 1 - 7=6 which is not equal to -8

2. 1+7 = 8 whihc is not equal to -8

3. -1+-7 = -1-7 = -8

4. -1+7 = 6 whihc is not equal to -8

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