Question

Look at the following numbers:

-6, 0, 6, 12
Which pair of numbers has a sum of O?
O 6, 12
O 0,6
O-6,0
O 6, -6

Answer 1

Answer: 6,-6

Explanation:

Because when you add the same number and one of them is a negative it will always be a zero. For example: (-2+2)= 0

I'm sorry if this didn't help.