-4a^2=-256

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Solution for -4a^2=-256 equation: 


Simplifying
-4a2 = -256

Solving
-4a2 = -256

Solving for variable 'a'.

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

Divide each side by '-4'.
a2 = 64

Simplifying
a2 = 64

Take the square root of each side:
a = {-8, 8}

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