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2014-08-29T13:19:00+03:00
x+ \frac{3x}{5} =240

5x+3x=240x3
8x=720
x=90)primul nr)
240-90=150(al doilea ne)
3 5 3
2014-08-29T13:22:04+03:00
Fie a, b, cele doua numere. Avem: a+b=240 a=3b/5 => 3b/5 + b=240 => 8b= 240x5 => 8b=1400 => b=175 => a=65