Well you say in know things give me the answer to every thing can you do that or mabry you can tell me what is the answer to 87 rounding to the nearest 10s

  90

Step-by-step explanation:

87 is closer to 90 than to 80, so it rounds to 90 when rounded to the nearest 10.

The answer would be A

Step-by-step explanation:

If you add the positive numbers in answer a you get the sum of 18. Then add the negative numbers in answer A getting the answer 18. 18-18 equals zero