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Evgesh-ka [11]
2 years ago
12

Please answer both of the question in the photo plsss

Mathematics
1 answer:
astra-53 [7]2 years ago
6 0

Answer:

-12

-18

Step-by-step explanation:

-n+8=20

-n=20-8

n=12

-36=n-18

-n=-18+36

n=-18

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