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a fost răspuns

Aflati doua numere naturale,stiind ca
a)suma lor este 984,catul3 si restul 4
b)au diferenta 725,catul noua si restul 5

Răspuns :

A      x+y=984              3y+4+y=984         4y=980         y=980/4=245      

        x=3y+4                                                                  x=984-245=729


B      x=y+725         y+725=9y+5     720=8y           y=720/8=90

        x=9y+5                                                           x=90+725=815 

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