Respuesta :

The Additive inverse only works when you add a to its oppositie leaving a sum of 0

For example, says 5 represents a.

5 + b = 0

B, is 5's additive inverse: -5

The reciprocal of 9/10, however, is 10/9

Answer:

The additive inverse of -9/10 is 9/10.

Step-by-step explanation: