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Simplifying
128x2 = 8
Solving
128x2 = 8
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '128'.
x2 = 0.0625
Simplifying
x2 = 0.0625
Take the square root of each side:
x = {-0.25, 0.25}
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