132k views
1 vote
diferenta a doua numere este 47 .daca se imparte lprimul numar la al doilea se obtine catul 3 si rest 7 .care sunt cele doua numere

User Kris B
by
7.7k points

1 Answer

2 votes
a- b = 47
a :b = 3 r 7

a = 47 + b
(47 + b) : b = 3 r 7
(47 + b) + 7= b x 3
47 + 7 = 3b - b
54 = 2b
b = 54 : 2
b = 27


a = 47 + b
a = 47 + 27
a = 74

User BayerSe
by
8.8k points