2 years ago

(+9)+(-9)=(+1)+(-8)=(+3)+(-12)=(-23)+(-12)=(+35)+(-20)=(+50)+(-22)=

Mathematics

2 answers:

Anna11 [10]2 years ago

8 0

1. 0
2. -7
3. -9
4.11
5. 15
6. 28

fgiga [73]2 years ago

4 0

1. 0
2. -7
3. -8
4. -35
5. 15
6. 28

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