SOLUTION: x^2 + 8x = -15

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: x^2 + 8x = -15      Log On


   



Question 297763: x^2 + 8x = -15
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
x^2 + 8x = -15

x^2 + 8x + 15 = 0


(x+3)(x+5) = 0

x+3=0 or x+5=0

x=-3 or x=-5