2(x+3)(x-2)-(2x+1)(x-3)-7=0
2х+6х-12-2х-х+3-7=0 5х=12-4 х= 0.625
2х^2-4х+6х-12-2х^2+6х-х+3-7=0 7х=16 х=16/7=2,3