15-12-2016
Mathematics

contestada

Suma a doua numere este 97.Daca scădem din primul 25,doua numere devin egale .Care sunt acelea?

Respuesta :

15-12-2016

x+y=97
x-25=y
x+(x-25)=97
2x-25=97
2x=122
x=61
y=36
36 și 61

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