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2014-05-26T19:45:13+03:00
A+b=700

a, b  ip  cu 2 3

2a=3b=k

a=k/2
b=k/3

k/2 + k/3= 700  aducem la acelasi numitor
3k+2k=4200
5k=4200
k=840

a=840/2=420
b=840/3=280
1 5 1
2014-05-26T20:00:06+03:00
a+b=700

a & b  ip  cu 2 & 3

2a=3b=k

a=k/2
b=k/3

k/2 + k/3= 700  aducem la acelasi numitor

3k+2k=4200

5k=4200

k=840

a=840/2=420

b=840/3=280
1 5 1