Question

х＝4х-12/х-4 помогите

Answer 1

х=/=4

х(х-4)=4х-12
х^2 -4х -4х+12=0
х^2 -8х+12=0
D/4=4^2-12=4 (±2)
х1=4-2=2
х2=4+2=6