Question

(-15)+_=0
0+(-63)=_
__ -(-18)=8​

Answer 1

Answer:

1)15

2)-63

3)-10

I hope this will work

Answer 2

Answer:

(-15)+(+15)= 0

0+(-63)= -63

-10-(-18)=8

hope it helps u amd mark me as brainliest answer