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Simplifying 2x2 + 5y2 = -2 Solving 2x2 + 5y2 = -2 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5y2' to each side of the equation. 2x2 + 5y2 + -5y2 = -2 + -5y2 Combine like terms: 5y2 + -5y2 = 0 2x2 + 0 = -2 + -5y2 2x2 = -2 + -5y2 Divide each side by '2'. x2 = -1 + -2.5y2 Simplifying x2 = -1 + -2.5y2 Reorder the terms: 1 + x2 + 2.5y2 = -1 + -2.5y2 + 1 + 2.5y2 Reorder the terms: 1 + x2 + 2.5y2 = -1 + 1 + -2.5y2 + 2.5y2 Combine like terms: -1 + 1 = 0 1 + x2 + 2.5y2 = 0 + -2.5y2 + 2.5y2 1 + x2 + 2.5y2 = -2.5y2 + 2.5y2 Combine like terms: -2.5y2 + 2.5y2 = 0.0 1 + x2 + 2.5y2 = 0.0 The solution to this equation could not be determined.
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