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Simplifying 13x2 + 3 + -1[5(x2 + -4) + 8] = 0 Reorder the terms: 13x2 + 3 + -1[5(-4 + x2) + 8] = 0 13x2 + 3 + -1[(-4 * 5 + x2 * 5) + 8] = 0 13x2 + 3 + -1[(-20 + 5x2) + 8] = 0 Reorder the terms: 13x2 + 3 + -1[-20 + 8 + 5x2] = 0 Combine like terms: -20 + 8 = -12 13x2 + 3 + -1[-12 + 5x2] = 0 13x2 + 3 + [-12 * -1 + 5x2 * -1] = 0 13x2 + 3 + [12 + -5x2] = 0 Reorder the terms: 3 + 12 + 13x2 + -5x2 = 0 Combine like terms: 3 + 12 = 15 15 + 13x2 + -5x2 = 0 Combine like terms: 13x2 + -5x2 = 8x2 15 + 8x2 = 0 Solving 15 + 8x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + 8x2 = 0 + -15 Combine like terms: 15 + -15 = 0 0 + 8x2 = 0 + -15 8x2 = 0 + -15 Combine like terms: 0 + -15 = -15 8x2 = -15 Divide each side by '8'. x2 = -1.875 Simplifying x2 = -1.875 Reorder the terms: 1.875 + x2 = -1.875 + 1.875 Combine like terms: -1.875 + 1.875 = 0.000 1.875 + x2 = 0.000 The solution to this equation could not be determined.
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