Respuesta :

Answer:

-14 =a

-9 = b

-12 = c

Step-by-step explanation:

In matrix addition we add the corresponding elements to make equations

-10 +-4 = a

-14 =a

3 + -12 = b

-9 = b

-9 + -3 = c

-12 = c

Answer:

D

Step-by-step explanation:

ACCESS MORE
EDU ACCESS