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Simplifying 10x3 + -14x2 + 15x + -21 = 0 Reorder the terms: -21 + 15x + -14x2 + 10x3 = 0 Solving -21 + 15x + -14x2 + 10x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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