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Simplifying 13 = 3 + 5x(-2 + -2) * x + 5 Combine like terms: -2 + -2 = -4 13 = 3 + 5x(-4) * x + 5 Reorder the terms for easier multiplication: 13 = 3 + 5 * -4x * x + 5 Multiply 5 * -4 13 = 3 + -20x * x + 5 Multiply x * x 13 = 3 + -20x2 + 5 Reorder the terms: 13 = 3 + 5 + -20x2 Combine like terms: 3 + 5 = 8 13 = 8 + -20x2 Solving 13 = 8 + -20x2 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '20x2' to each side of the equation. 13 + 20x2 = 8 + -20x2 + 20x2 Combine like terms: -20x2 + 20x2 = 0 13 + 20x2 = 8 + 0 13 + 20x2 = 8 Add '-13' to each side of the equation. 13 + -13 + 20x2 = 8 + -13 Combine like terms: 13 + -13 = 0 0 + 20x2 = 8 + -13 20x2 = 8 + -13 Combine like terms: 8 + -13 = -5 20x2 = -5 Divide each side by '20'. x2 = -0.25 Simplifying x2 = -0.25 Reorder the terms: 0.25 + x2 = -0.25 + 0.25 Combine like terms: -0.25 + 0.25 = 0.00 0.25 + x2 = 0.00 The solution to this equation could not be determined.
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