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afla valoarea nr natural x daca a) 456:x=5 rest 1 b)x:8=314rest3

Răspuns :

b)   x=8·314+3
x=2512+3
x=2515

a) 456=5x+1
456-1=5x
455=5x
5x=455
x=455:5
x=91
456:91=5
455
==1