SOLUTION: can you help with this quadratic equation 4x2 - 16 = 0

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Question 86631: can you help with this quadratic equation
4x2 - 16 = 0
Answer by dolly(163) About Me  (Show Source):
You can put this solution on YOUR website!
4x^2 - 16 = 0
==> 4x^2 = 16
==> x^2 = 16/4
==> x^2 = 4
==> x = sqrt(4)
==> x = 2, -2