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wolverine [178]
4 years ago
8

2+2+1-1+6-10+20 A.28 B.20 C.1000000 D.64

Mathematics
1 answer:
lana66690 [7]4 years ago
7 0

Answer:

B.20

Step-by-step explanation:

2+2+1-1+6-10+20

4+1-1+6-10+20

5-1+6-10+20

4+6-10+20

10-10+20

0+20

20

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