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