Question

Urgenteeee pra amanhã, me ajudem pf
simplifique as expressões numericas:
A) (7x8-6):5+2×8
B) 5×(63:9-2)-10:10
C) 32-4×[200-4×5×9-(8×2-4)]
D) 190-[6×25-3-12-(40-18)]

Answer 1

A-

(7x8-6)/5+2×8

(56-6)/21

50/21

2,3809...

B-

5×(63:9-2)-10:10

5x5-10/10

25-1

24

C-

32-4×[200-4×5×9-(8×2-4)]

32-4x[200-4x5x9-12]

32-4x[200-180-12]

32-4x8

32-32

0

D-

190-[6×25-3-12-(40-18)]

190-[6x25-3-12-22]

190-[150-3-12-22]

190-113

77