x^2-6x=-8
x^2 -6x + ? +8=0
half of -6, squared is nine. we have 8 already so add 1 to each side.
x^2-6x+9=1
(x-3)^2=1^2
x-3= +- 1
x=2, or x=4
31. Solve the equation by completing the square. Round to the nearest hundredth if necessary.
x2 – 6x = –8
2 answers
the real answer is
x = 4,2
x = 4,2