Question

15-{[4•5+7)+(8:4+6)]:5}=?

Answer 1

Olá,

15 - {[4*5 + 7) + (8:4 + 6)]:5}
15 - {[(20 + 7) + (2 + 6)]:5}
15 - {[27 + 8]:5}
15 - {35:5}
15 - 7
8

Bons estudos ;)

Answer 2

15-{[(4.5+7)+(8:4+6)]:5}=?


15-{[20+7+2+6]:5}=

15-{35:5} =

15-7= 8

#Espero ter ajudado.