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Afla numerele necunoscute la 3119+2452-a=2079 o-3450+1119=4000 7342-p+1001=3876

Răspuns :

3119+2452-a=2079
3119+2452-2079=a
3492=a

o-3450+1119=4000
o=4000+3450-1119
o=6331

7342-p+1001=3876
7342+1001-3876=p
4467=p