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Simplifying 2y2 + 9 = -4 Reorder the terms: 9 + 2y2 = -4 Solving 9 + 2y2 = -4 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 2y2 = -4 + -9 Combine like terms: 9 + -9 = 0 0 + 2y2 = -4 + -9 2y2 = -4 + -9 Combine like terms: -4 + -9 = -13 2y2 = -13 Divide each side by '2'. y2 = -6.5 Simplifying y2 = -6.5 Reorder the terms: 6.5 + y2 = -6.5 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 6.5 + y2 = 0.0 The solution to this equation could not be determined.
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