It would be 9.13 since u would have to make it a decimal
8 - 4(-2) + 5(6)
8 + 8 + 30
=46
X^2 - 8x + 13 = 0
subtract 13 from both sides
x^2 - 8x = -13
-8/2 = -4, (-4)^2 = 16, add 16 to both sides
x^2 - 8x + 16 = -13 + 16
factor the left side
(x - 4)^2 = 3
