Answer:
1.
(+9) + (+10) = 19
2.
(-7) + (-5) = -12
3.
(+5) + (-6) = -1
4.
(+2) + (+8) = 10
5.
(-1) + (+10) =9
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Answers & Comments
Answer:
1.
(+9) + (+10) = 19
2.
(-7) + (-5) = -12
3.
(+5) + (-6) = -1
4.
(+2) + (+8) = 10
5.
(-1) + (+10) =9