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Denisagherasim2
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104:[(x-3×8)×2:8]=13

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Răspuns :

DeeeaFlorina
104:[(x-3×8)×2:8]=13
(x-24)×2:8=104:13
(x-24)×2:8=8
(x-24)×2=8×8
(x-24)×2=64
x-24=64:2
x-24=32
x=32+24
x=56
CurrerBell
104 :[(x-24)x2:8]=13 
(x-24) x2:8 = 104:13
(x-24) x2:8=8
(x-24) x2 =8x8 
(x-24)x2=64
x-24=64:2
x-24=32
x=32+24
x=56

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