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Simplifying 4x2 + 4x + -1y = 15 Reorder the terms: 4x + 4x2 + -1y = 15 Solving 4x + 4x2 + -1y = 15 Solving for variable 'x'. Reorder the terms: -15 + 4x + 4x2 + -1y = 15 + -15 Combine like terms: 15 + -15 = 0 -15 + 4x + 4x2 + -1y = 0 The solution to this equation could not be determined.
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