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?
Răspunsuri la întrebare
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