x^2-6x=-8
Move 8 to the other side
Sign changes from +8 to -8
x^2-6x+8= 8-8
x^2-6x+8=0
think about two numbers that will equal to 8 and -6
(x-2)(x-4)=0
x-2= 0
move -2 to the other side
sign changes from -2 to +2
x-2+2= 0+2
x= 2
x-4+4= 0+4
x=4
Answer: (2,4)
