a=suma Horia b=suma Marian a+b=210 a-a/6=2(b+a/6) 5a/6=2b+2a/6 3a/6=2b a/2=2b a=4b b=210-a a=4(210-a) a=840-4a 5a=840 a=168 lei Horia b=210-168=42 lei Marian
pp horia are 6 lei acum Horia ii da o sesime lui Marian si deci 6x-x=5x,Marian are 1/2 din aceasta suma deci are 5x/2 6x+3x/2=210,15x=420,x=28 horia are 6*28=168lei marian 210-168=42lei
