(5х+1/2х-3)2+(3-2х/5х+1)2=82/9
(11/2х-3)*2+(3-2/5+1)*2=82/9 11х-6+(4-2/5)*2=82/9 11х-6+18/5*2=82/9 11х-6+36/5=82/9 11х+6/5=82/9 11х=82/9-6/5 11х=356/45 х=356/495