256y^2-9=0

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Solution for 256y^2-9=0 equation:


Simplifying
256y2 + -9 = 0

Reorder the terms:
-9 + 256y2 = 0

Solving
-9 + 256y2 = 0

Solving for variable 'y'.

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

Add '9' to each side of the equation.
-9 + 9 + 256y2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 256y2 = 0 + 9
256y2 = 0 + 9

Combine like terms: 0 + 9 = 9
256y2 = 9

Divide each side by '256'.
y2 = 0.03515625

Simplifying
y2 = 0.03515625

Take the square root of each side:
y = {-0.1875, 0.1875}

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