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Simplifying
-2x2y + 128y = 0
Solving
-2x2y + 128y = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-128y' to each side of the equation.
-2x2y + 128y + -128y = 0 + -128y
Combine like terms: 128y + -128y = 0
-2x2y + 0 = 0 + -128y
-2x2y = 0 + -128y
Remove the zero:
-2x2y = -128y
Divide each side by '-2y'.
x2 = 64
Simplifying
x2 = 64
Take the square root of each side:
x = {-8, 8}
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