Question

determinat i numerele naturale x si y stiind ca zy+yz=44 (zy si yz sunt in baza zece)

Answer 1

zy+yz=44; 10z+y+10y+z=44; 11z+11y=44; 11(x+y)=44; x+y=4; x=1; y=3; x=2; y=2;