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Simplifying y4 + a2y2 + -1a2 + -1 = 0 Reorder the terms: -1 + -1a2 + a2y2 + y4 = 0 Solving -1 + -1a2 + a2y2 + y4 = 0 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 + -1a2 + a2y2 + 1 + y4 = 0 + 1 Reorder the terms: -1 + 1 + -1a2 + a2y2 + y4 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1a2 + a2y2 + y4 = 0 + 1 -1a2 + a2y2 + y4 = 0 + 1 Combine like terms: 0 + 1 = 1 -1a2 + a2y2 + y4 = 1 Add '-1y4' to each side of the equation. -1a2 + a2y2 + y4 + -1y4 = 1 + -1y4 Combine like terms: y4 + -1y4 = 0 -1a2 + a2y2 + 0 = 1 + -1y4 -1a2 + a2y2 = 1 + -1y4 Reorder the terms: -1 + -1a2 + a2y2 + y4 = 1 + -1y4 + -1 + y4 Reorder the terms: -1 + -1a2 + a2y2 + y4 = 1 + -1 + -1y4 + y4 Combine like terms: 1 + -1 = 0 -1 + -1a2 + a2y2 + y4 = 0 + -1y4 + y4 -1 + -1a2 + a2y2 + y4 = -1y4 + y4 Combine like terms: -1y4 + y4 = 0 -1 + -1a2 + a2y2 + y4 = 0 The solution to this equation could not be determined.
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