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CaHeK987 [17]
3 years ago
15

Hhhhhhhhheeeeeeeeeelllllllllllllllppppppppppp

Mathematics
2 answers:
Lera25 [3.4K]3 years ago
6 0

Answer: D

Step-by-step explanation:A. 40-40=0

B. 30-30=0

C.-20+20=0

D.20+20=40

Mashcka [7]3 years ago
4 0

Answer:

c

Step-by-step explanation:

CAN I GET BRAINLESEST

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