Question

9x[1+3x (1+4x5)]: 3: 3: 8: 8
17–4x[6–3x (64: 4-15)]+995 5.
100: 4+17x6+4x[9x7–17–2x3)]=
(70x2–30): 5+230x3–140–234:9)+2
[19x(40: 4)x5+25x244x250]: 2
[(9+4: 3d–4): 2]+[11–9: (7–8: 2)]


Dau coroană !!!! ​

Answer 1

Răspuns:

9x[1+3x (1+4x5)]: 3: 3: 8: 8=

9x[1+3x(1+20)]:3:3:8:8=

9x(1+3x21):3:3:8:8=

9x(1+63):3:3:8:8=

9x(1+63):3:3:8:8=

9x64:3:3:8:8=

576:3:3:8:8=

192:3:8:8=

64:8:8=

8:8=1

17–4x[6–3x (64: 4-15)]+995

17-4x[6-3x(16-15)]+995

17-4x(6-3x1)+955

17-4x(6-3)+955

17-4x3+955

17-12+955

5+955=960