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Simplifying 14x2 + 5 + -1[7(x2 + -2) + 4] = 0 Reorder the terms: 14x2 + 5 + -1[7(-2 + x2) + 4] = 0 14x2 + 5 + -1[(-2 * 7 + x2 * 7) + 4] = 0 14x2 + 5 + -1[(-14 + 7x2) + 4] = 0 Reorder the terms: 14x2 + 5 + -1[-14 + 4 + 7x2] = 0 Combine like terms: -14 + 4 = -10 14x2 + 5 + -1[-10 + 7x2] = 0 14x2 + 5 + [-10 * -1 + 7x2 * -1] = 0 14x2 + 5 + [10 + -7x2] = 0 Reorder the terms: 5 + 10 + 14x2 + -7x2 = 0 Combine like terms: 5 + 10 = 15 15 + 14x2 + -7x2 = 0 Combine like terms: 14x2 + -7x2 = 7x2 15 + 7x2 = 0 Solving 15 + 7x2 = 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 + 7x2 = 0 + -15 Combine like terms: 15 + -15 = 0 0 + 7x2 = 0 + -15 7x2 = 0 + -15 Combine like terms: 0 + -15 = -15 7x2 = -15 Divide each side by '7'. x2 = -2.142857143 Simplifying x2 = -2.142857143 Reorder the terms: 2.142857143 + x2 = -2.142857143 + 2.142857143 Combine like terms: -2.142857143 + 2.142857143 = 0.000000000 2.142857143 + x2 = 0.000000000 The solution to this equation could not be determined.
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