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b-76=12345
c x 19=513
d:6=56 rest 4


Răspuns :

Salut! ✌

1) b - 76 = 12345

b = 12345 + 76 = 12421

2) c × 19 = 513

c = 513 : 19 = 27

3) d : 6 = 56 r 4

d = 6 × 56 + 4 = 336 + 4 = 340