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Simplifying 2a2 + 1 = -19 Reorder the terms: 1 + 2a2 = -19 Solving 1 + 2a2 = -19 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 2a2 = -19 + -1 Combine like terms: 1 + -1 = 0 0 + 2a2 = -19 + -1 2a2 = -19 + -1 Combine like terms: -19 + -1 = -20 2a2 = -20 Divide each side by '2'. a2 = -10 Simplifying a2 = -10 Reorder the terms: 10 + a2 = -10 + 10 Combine like terms: -10 + 10 = 0 10 + a2 = 0 The solution to this equation could not be determined.
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