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Simplifying 7X2 + -2x2 + 2x + -1x2 = 0 Reorder the terms: 7X2 + 2x + -2x2 + -1x2 = 0 Combine like terms: -2x2 + -1x2 = -3x2 7X2 + 2x + -3x2 = 0 Solving 7X2 + 2x + -3x2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-2x' to each side of the equation. 7X2 + 2x + -2x + -3x2 = 0 + -2x Combine like terms: 2x + -2x = 0 7X2 + 0 + -3x2 = 0 + -2x 7X2 + -3x2 = 0 + -2x Remove the zero: 7X2 + -3x2 = -2x Add '3x2' to each side of the equation. 7X2 + -3x2 + 3x2 = -2x + 3x2 Combine like terms: -3x2 + 3x2 = 0 7X2 + 0 = -2x + 3x2 7X2 = -2x + 3x2 Divide each side by '7'. X2 = -0.2857142857x + 0.4285714286x2 Simplifying X2 = -0.2857142857x + 0.4285714286x2 Reorder the terms: X2 + 0.2857142857x + -0.4285714286x2 = -0.2857142857x + 0.2857142857x + 0.4285714286x2 + -0.4285714286x2 Combine like terms: -0.2857142857x + 0.2857142857x = 0.0000000000 X2 + 0.2857142857x + -0.4285714286x2 = 0.0000000000 + 0.4285714286x2 + -0.4285714286x2 X2 + 0.2857142857x + -0.4285714286x2 = 0.4285714286x2 + -0.4285714286x2 Combine like terms: 0.4285714286x2 + -0.4285714286x2 = 0.0000000000 X2 + 0.2857142857x + -0.4285714286x2 = 0.0000000000 The solution to this equation could not be determined.
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