Răspuns:
a+b=1000
a-b=50
a=?;b=?
a-b=50=>a=b+50
b |--------|
+50 }1000
a |--------| |.......|
1000-50=950 (2 segmente egale)
950:2=475 (b)
475+50=525 (a)
VERIFICARE: 525+475=1000
525-475=50
