SOLUTION: cpuld someone check this for me.Thanks in advance for your help. solve the equation by completing the square x^2+8x-13=0 i got x=-4+sqrt 29,-4- sqrt 29

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: cpuld someone check this for me.Thanks in advance for your help. solve the equation by completing the square x^2+8x-13=0 i got x=-4+sqrt 29,-4- sqrt 29      Log On


   

Question 140774: cpuld someone check this for me.Thanks in advance for your help.
solve the equation by completing the square
x^2+8x-13=0 i got x=-4+sqrt 29,-4- sqrt 29
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
solve the equation by completing the square
x^2+8x-13=0
x^2+8x + 16 = 13+16
(x+4)^2 = 29
x+4 = sqrt(29) or x+4 = -sqrt(29)
x = -4 +sqrt(29) or x = -4-sqrt(29)
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Cheers,
Stan H.