Factor and solve x^2 - 17x + 72 = 0

Asked by AnneS2 12 years ago 8/24/2013 6:21 AM

Last updated by anonymous 12 years ago 8/25/2013 4:07 PM

Answered by CherieS 12 years ago 8/25/2013 4:07 PM

x^2 - 17x + 72 = 0

(x )(x ) ( -9)( -8)=0

(x-9) (x-8) = 0

Solve:

(x-9) =0

x-9+9 =0+9

x=9

Solve:

(x-8) = 0

x-8+8 = 0+8

x=8