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Ingerasuldulce
a fost răspuns

869-x+112): 5+113] = 134
b)104:[(x-3x8)x2:8]=13

Răspuns :

Dariananacu8

[(869-x+12):5+113]=134

(869-x+12):5=247

869-x+12=1235

869-x=1223

x=354

b)

104:[(x-3×8)×2:8]=13

(x-3×8)×2:8=8

(x-3×8)×2=64

x-3×8=32

x-3=4

x=7

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