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Simplifying (x + -7)(x2 + -2x + 6) = 0 Reorder the terms: (-7 + x)(x2 + -2x + 6) = 0 Reorder the terms: (-7 + x)(6 + -2x + x2) = 0 Multiply (-7 + x) * (6 + -2x + x2) (-7(6 + -2x + x2) + x(6 + -2x + x2)) = 0 ((6 * -7 + -2x * -7 + x2 * -7) + x(6 + -2x + x2)) = 0 ((-42 + 14x + -7x2) + x(6 + -2x + x2)) = 0 (-42 + 14x + -7x2 + (6 * x + -2x * x + x2 * x)) = 0 (-42 + 14x + -7x2 + (6x + -2x2 + x3)) = 0 Reorder the terms: (-42 + 14x + 6x + -7x2 + -2x2 + x3) = 0 Combine like terms: 14x + 6x = 20x (-42 + 20x + -7x2 + -2x2 + x3) = 0 Combine like terms: -7x2 + -2x2 = -9x2 (-42 + 20x + -9x2 + x3) = 0 Solving -42 + 20x + -9x2 + x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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