Respuesta :

Answer: it equals - 20 because the additive inverse of -20 is 20. Then add the negative to 20 to get -20

Step-by-step explanation:

Answer:

It equals |20|

Step-by-step explanation:

It equals 20 because the sign : |  | means find the absolute value! So when you add the -20 to the 20 it equals 0 which means you found your absolute value !

Ty~!