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2014-10-24T17:46:21+03:00
A, b - numerele
3a = 2b => a = 2b/3
a + b = 250
2b/3 + b = 250
2b/3 + 3b/3 = 250
5b/3 = 250
=> 5b = 750 => b=150
=> a = 300/3 = 100
2 3 2
2014-10-24T17:47:23+03:00
3a=2b=> a=2b/3

a+b=250
2b/3+b=250 amplificam cu 3
2b+3b=750
5b=750
b=750:5
b=150

a=2*150/3
a=100