SOLUTION: Jenny is solving the equation x^2-8x=9. Which number should she add to oth sides of the equation to complete the square? a.2 b.4 c.6 d.16

Algebra ->  Absolute-value -> SOLUTION: Jenny is solving the equation x^2-8x=9. Which number should she add to oth sides of the equation to complete the square? a.2 b.4 c.6 d.16       Log On


   

Question 312637: Jenny is solving the equation x^2-8x=9. Which number should she add to oth sides of the equation to complete the square?
a.2
b.4
c.6
d.16
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
(1/2) of the x-coefficient, squared.
%281%2F2%29%28-8%29=%28-4%29,%28-4%29%5E2=16
d) is the correct answer.