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Simplifying x(2x2 + 5) = 7 + 2x2 Reorder the terms: x(5 + 2x2) = 7 + 2x2 (5 * x + 2x2 * x) = 7 + 2x2 (5x + 2x3) = 7 + 2x2 Solving 5x + 2x3 = 7 + 2x2 Solving for variable 'x'. Reorder the terms: -7 + 5x + -2x2 + 2x3 = 7 + 2x2 + -7 + -2x2 Reorder the terms: -7 + 5x + -2x2 + 2x3 = 7 + -7 + 2x2 + -2x2 Combine like terms: 7 + -7 = 0 -7 + 5x + -2x2 + 2x3 = 0 + 2x2 + -2x2 -7 + 5x + -2x2 + 2x3 = 2x2 + -2x2 Combine like terms: 2x2 + -2x2 = 0 -7 + 5x + -2x2 + 2x3 = 0 The solution to this equation could not be determined.
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