Respuesta :

Sarah0404

Answer:

= 9

Step-by-step explanation:

First work out the ones that's in the parentheses.

8 - 4 = 4

15 - 10 = 5

(4) + (5) = 9

gskerechanin

Answer:

9 :)

Step-by-step explanation:

   (8 - 4) = 4

   (15 - 10) = 5

That added together equals....

  5 + 4 = 9