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Simplifying a2 + b2 + -2a + 4b = -1 Reorder the terms: -2a + a2 + 4b + b2 = -1 Solving -2a + a2 + 4b + b2 = -1 Solving for variable 'a'. Reorder the terms: 1 + -2a + a2 + 4b + b2 = -1 + 1 Combine like terms: -1 + 1 = 0 1 + -2a + a2 + 4b + b2 = 0 The solution to this equation could not be determined.
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