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Simplifying 19x2 + 2 + -1[5(x2 + -7) + 7] = 0 Reorder the terms: 19x2 + 2 + -1[5(-7 + x2) + 7] = 0 19x2 + 2 + -1[(-7 * 5 + x2 * 5) + 7] = 0 19x2 + 2 + -1[(-35 + 5x2) + 7] = 0 Reorder the terms: 19x2 + 2 + -1[-35 + 7 + 5x2] = 0 Combine like terms: -35 + 7 = -28 19x2 + 2 + -1[-28 + 5x2] = 0 19x2 + 2 + [-28 * -1 + 5x2 * -1] = 0 19x2 + 2 + [28 + -5x2] = 0 Reorder the terms: 2 + 28 + 19x2 + -5x2 = 0 Combine like terms: 2 + 28 = 30 30 + 19x2 + -5x2 = 0 Combine like terms: 19x2 + -5x2 = 14x2 30 + 14x2 = 0 Solving 30 + 14x2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-30' to each side of the equation. 30 + -30 + 14x2 = 0 + -30 Combine like terms: 30 + -30 = 0 0 + 14x2 = 0 + -30 14x2 = 0 + -30 Combine like terms: 0 + -30 = -30 14x2 = -30 Divide each side by '14'. 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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