Question

please help me Solve -2x^2 + 8x - 8 = 0

Answer 1

1) divide everything in the equation by -2
2) complete the square Hint: x²-4x+4=(x-2)²
3) finish solving

Let me know if you need more help.

Answer 2

OMG I don't know this stuff.

Answer 3

I am going to give a similar example
\[3x^2+18x+27=0\]\[3(x^2+6x+9)=0\]\[x^2+6x+9=0\]\[(x+3)^2=0\]\[(x+3)=0\]\[x=-3\]

Answer 4

-2x^2+8x-8=0
_________________
-2

x^2-4x+4=0
x^2-4x+4=(x-2)^2=0
x-2=0
x=2

Answer 5

I'm suppose to graduate next Thursday and just found out I don't have a passing grade in Alg II. I'm extremely stressed and have been crying all day. I'm frustrated....
I'm about to try it.