Respuesta :

7/9
Because-2/3 + 13-9=7/9 and by the way use the app Photomath and it gives you the answer and how to solve it

Answer:

- 2 - -12  = 2

 3     9      3

Step-by-step explanation:

1_3/9 =

9 x 1 + 3 = 12

That is how I got -12/9

If you did not understand, the answer is 2/3 because -2 - -12 = 10

& -3 - -9 = 6

10/6 = 2/3