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5. Află valoarea necunoscută:
832 - (x - 8) = 176
(y:5-4):3+4x4 = 18
(256-z x 3) + 3 x 35:5-45:5+5 = 240
[6+ (t-27:3) x 36: 2+24]: 2 = 24 Mă puteți ajuta?​


5 Află Valoarea Necunoscută832 X 8 176y5434x4 18256z X 3 3 X 3554555 2406 T273 X 36 224 2 24 Mă Puteți Ajuta class=

Răspuns :

832 - (x - 8) = 176

x - 8= 832 - 176

x-8=660

x=660+8

x=668

(y:5-4):3+4x4 = 18

(y:5-4):3+16= 18

(y:5-4):3= 18-16

(y:5-4):3=2

y:5-4=2×3

y:5-4=6

y:5=6+4

y:5=10

y=10×5

y=50

(256-z x 3) + 3 x 35:5-45:5+5 = 240

(256-z x 3) +105:5-9+5 = 240

(256-z x 3) +21-9+5 = 240

(256-z x 3) +21-9= 240-5

(256-z x 3) +21-9 = 235

(256-z x 3) +21= 235+9

(256-z x 3) +21= 244

256-z x 3= 244-21

256-z x 3=223

z×3=256-223

z×3=33

z=33:3

z=11

[6+ (t-27:3) x 36: 2+24]: 2 = 24

[6+ (t-9) x 36: 2+24]: 2 = 24

6+ (t-9) x 36: 2+24 = 24×2

6+ (t-9) x 36: 2+24 =48

6+ (t-9) x 36: 2 =48-24

6+ (t-9) x 36: 2=24

(t-9) x 36: 2=24-6

(t-9) x 36: 2=18

(t-9) x 36=18×2

(t-9) x 36=36

t-9=36:36

t-9=1

t=9+1

t=10

Răspuns:

832 - (x - 8) = 176

x-8=832-176

x=656+8=>x=664

(y:5-4):3+4x4 = 18

(y:5-4):3+16=18

(y:5-4):3=18-16

y:5-4=2×3

y:5=6+4

y=10×5=>y=50

(256-z x 3) + 3 x 35:5-45:5+5 = 240

(256-3z) + 21-9+5=240

(256-3z) + 17=240

256-3z=240-17

3z=256-223

z=33:3=>z=11

[6+ (t-27:3) x 36: 2+24]: 2 = 24

6+(t-27:3)×36: 2+24=24×2

(t-27:3)×36:2+24=48-6

(t-9)×36:2=42-24

(t-9)×36=18×2

t-9=36:36

t=1+9=>t=10