Answer: 0
Step-by-step explanation: The answer I got was 0. I'm assuming that 18/2 is 18 divided by 2. 18 divided by 2 is 9 and if you add a positive and a negative its like subtracting. 9-9=0 so the answer is 0.
Answer:
0
Explanation:
Sum means addition so:
-9 + 18/2
(18/2 = 9)
-9 + 9
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