Respuesta :

Answer:

21

Step-by-step explanation:

40/(9-4)*2+5. 40/5*2+5, 8*2+5, 16+5, 21

The answer is 21. Explanation: PEMDAS
1) subtract 9 and 4 which equals 5
2) divide 40 and 5 to get 8
3) multiply 8 and 2 which equals 16
4) add 16 to 5 to get 21