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Simplifying a2 + -9b + 20c = 0 Solving a2 + -9b + 20c = 0 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '9b' to each side of the equation. a2 + -9b + 9b + 20c = 0 + 9b Combine like terms: -9b + 9b = 0 a2 + 0 + 20c = 0 + 9b a2 + 20c = 0 + 9b Remove the zero: a2 + 20c = 9b Add '-20c' to each side of the equation. a2 + 20c + -20c = 9b + -20c Combine like terms: 20c + -20c = 0 a2 + 0 = 9b + -20c a2 = 9b + -20c Simplifying a2 = 9b + -20c Reorder the terms: a2 + -9b + 20c = 9b + -9b + -20c + 20c Combine like terms: 9b + -9b = 0 a2 + -9b + 20c = 0 + -20c + 20c a2 + -9b + 20c = -20c + 20c Combine like terms: -20c + 20c = 0 a2 + -9b + 20c = 0 The solution to this equation could not be determined.
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