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Simplifying 0 = x3 + -7x2 + -2x + -40 Reorder the terms: 0 = -40 + -2x + -7x2 + x3 Solving 0 = -40 + -2x + -7x2 + x3 Solving for variable 'x'. Combine like terms: 0 + 40 = 40 40 + 2x + 7x2 + -1x3 = -40 + -2x + -7x2 + x3 + 40 + 2x + 7x2 + -1x3 Reorder the terms: 40 + 2x + 7x2 + -1x3 = -40 + 40 + -2x + 2x + -7x2 + 7x2 + x3 + -1x3 Combine like terms: -40 + 40 = 0 40 + 2x + 7x2 + -1x3 = 0 + -2x + 2x + -7x2 + 7x2 + x3 + -1x3 40 + 2x + 7x2 + -1x3 = -2x + 2x + -7x2 + 7x2 + x3 + -1x3 Combine like terms: -2x + 2x = 0 40 + 2x + 7x2 + -1x3 = 0 + -7x2 + 7x2 + x3 + -1x3 40 + 2x + 7x2 + -1x3 = -7x2 + 7x2 + x3 + -1x3 Combine like terms: -7x2 + 7x2 = 0 40 + 2x + 7x2 + -1x3 = 0 + x3 + -1x3 40 + 2x + 7x2 + -1x3 = x3 + -1x3 Combine like terms: x3 + -1x3 = 0 40 + 2x + 7x2 + -1x3 = 0 The solution to this equation could not be determined.
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