-4x^2-64=0

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Solution for -4x^2-64=0 equation:


Simplifying
-4x2 + -64 = 0

Reorder the terms:
-64 + -4x2 = 0

Solving
-64 + -4x2 = 0

Solving for variable 'x'.

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

Add '64' to each side of the equation.
-64 + 64 + -4x2 = 0 + 64

Combine like terms: -64 + 64 = 0
0 + -4x2 = 0 + 64
-4x2 = 0 + 64

Combine like terms: 0 + 64 = 64
-4x2 = 64

Divide each side by '-4'.
x2 = -16

Simplifying
x2 = -16

Reorder the terms:
16 + x2 = -16 + 16

Combine like terms: -16 + 16 = 0
16 + x2 = 0

The solution to this equation could not be determined.

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