Relax

Respuesta :

Answer:

17

Step-by-step explanation:

8x9=72

7x6=42

72-42= 32

32-15=17

Answer:

15

Step-by-step explanation:

1.) [(8×9) - (6×7)] -15

2.) [72 - 42] - 15

3.) 30 - 15

4.) 15