x^2-4=-4

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Solution for x^2-4=-4 equation: 


Simplifying
x2 + -4 = -4

Reorder the terms:
-4 + x2 = -4

Add '4' to each side of the equation.
-4 + 4 + x2 = -4 + 4

Combine like terms: -4 + 4 = 0
0 + x2 = -4 + 4
x2 = -4 + 4

Combine like terms: -4 + 4 = 0
x2 = 0

Solving
x2 = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

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