Question

x=6/(2x-8)

Answer 1

x=6/(2x-8)     

x(2x-8)=6

2x^2-8x-6=0 |^2

x^2-4x-3=0

D=(-4)^2-4*1*(-3)=16+12=28

x1=(4+2sqrt{7})/2=2+sqrt{7}

x2=(4-2sqrt{7})/2=2-sqrt{7}