MizoriesKun (6-3х)²=4х-8
6²-2*6*3х+(3х)²=4х-8
36-36х+9х²=4х-8
9х²-40х+44=0
D=1600-1584=16    √D=4
x₁=(40+4)/18=44/18=22/9
x₂=(40-4)/18=2

ЕкарныйБабай (6-3x)^2=4x-8
(3(2-x))²=4(x-2)
9(x-2)(x-2)-4(x-2)=0
(x-2)(9(x-2)-4)=0
(x-2)(9x-22)=0
x=2
x=22/9