Respuesta :

exoticmz678
Answer is 17 :)


Start with 43-20= 23
Then 40-23=17
Autumnspring

Answer:

17

Step-by-step explanation:

Rember BODMAS. This rule states that one must work out what is in brackets first thus:

          →40 - ( 43 - 20 )

          →40 - 23            ( first work what is in brackets : 43 - 20 which is 23)

          → 17                 ( 40 - 23 is 17 )

HOPE THIS HELPED