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Simplifying 18a2 + 4 + -1[6(a2 + -2) + 5] = 0 Reorder the terms: 18a2 + 4 + -1[6(-2 + a2) + 5] = 0 18a2 + 4 + -1[(-2 * 6 + a2 * 6) + 5] = 0 18a2 + 4 + -1[(-12 + 6a2) + 5] = 0 Reorder the terms: 18a2 + 4 + -1[-12 + 5 + 6a2] = 0 Combine like terms: -12 + 5 = -7 18a2 + 4 + -1[-7 + 6a2] = 0 18a2 + 4 + [-7 * -1 + 6a2 * -1] = 0 18a2 + 4 + [7 + -6a2] = 0 Reorder the terms: 4 + 7 + 18a2 + -6a2 = 0 Combine like terms: 4 + 7 = 11 11 + 18a2 + -6a2 = 0 Combine like terms: 18a2 + -6a2 = 12a2 11 + 12a2 = 0 Solving 11 + 12a2 = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + 12a2 = 0 + -11 Combine like terms: 11 + -11 = 0 0 + 12a2 = 0 + -11 12a2 = 0 + -11 Combine like terms: 0 + -11 = -11 12a2 = -11 Divide each side by '12'. a2 = -0.9166666667 Simplifying a2 = -0.9166666667 Reorder the terms: 0.9166666667 + a2 = -0.9166666667 + 0.9166666667 Combine like terms: -0.9166666667 + 0.9166666667 = 0.0000000000 0.9166666667 + a2 = 0.0000000000 The solution to this equation could not be determined.
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