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Simplifying
15x2 = 255
Solving
15x2 = 255
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '15'.
x2 = 17
Simplifying
x2 = 17
Take the square root of each side:
x = {-4.123105626, 4.123105626}
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