Question

What should be true about -20 and 20?

Answer 1

-20+20=0

-20-20=-40

20-(-20)=40

20x-20=400

20/-20=-1

-20/20=1

Answer 2

-20 and 20 are both composite numbers. They're also the exact opposite.

There are more things that they have in common;

Explanation:

You asked, I answered.

Hope this helped! :)