(x-5)²=(x-8)²
x² — 10x + 25 = x² — 16x + 64
6x = 39
x= 6,5
**************************************************
(-x-5)*(2x+4)=0
-x-5 = 0
x₁= -5
2x+4=0
x₂= -2
(x-5)²=(x-8)²
x² — 10x + 25 = x² — 16x + 64
6x = 39
x= 6,5
**************************************************
(-x-5)*(2x+4)=0
-x-5 = 0
x₁= -5
2x+4=0
x₂= -2