Respuesta :

Answer:

10.5

Step-by-step explanation:

20 – 23 ÷ 4 • 2 + 2

    (3)      (1)  (2) (4)

(1) 23: 4 = 5.75

(2) 5.75*2 = 11.5

(3) 20 - 11.5 = 8.5

(4) 8.5 + 2 = 10.5

Step-by-step explanation:

20-(23/4)×2+2

=20-(5.75×2)+2

=20-11.5+2

=8.5+2

=10.5