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Simplifying x(2x) = 169 Remove parenthesis around (2x) x * 2x = 169 Reorder the terms for easier multiplication: 2x * x = 169 Multiply x * x 2x2 = 169 Solving 2x2 = 169 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Divide each side by '2'. x2 = 84.5 Simplifying x2 = 84.5 Take the square root of each side: x = {-9.192388155, 9.192388155}
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