Respuesta :
Answer: 9 is the answer
Step-by-step explanation:
-9+9=0
Thank you
Answer:
9
Step-by-step explanation:
9+(-9)=0
Adding 9 to -9 leaves nothing, think of it like subtracting 9 from 9.
Answer: 9 is the answer
Step-by-step explanation:
-9+9=0
Thank you
Answer:
9
Step-by-step explanation:
9+(-9)=0
Adding 9 to -9 leaves nothing, think of it like subtracting 9 from 9.