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Simplifying (x + -4)(x + -7)(x + 2) = 0 Reorder the terms: (-4 + x)(x + -7)(x + 2) = 0 Reorder the terms: (-4 + x)(-7 + x)(x + 2) = 0 Reorder the terms: (-4 + x)(-7 + x)(2 + x) = 0 Multiply (-4 + x) * (-7 + x) (-4(-7 + x) + x(-7 + x))(2 + x) = 0 ((-7 * -4 + x * -4) + x(-7 + x))(2 + x) = 0 ((28 + -4x) + x(-7 + x))(2 + x) = 0 (28 + -4x + (-7 * x + x * x))(2 + x) = 0 (28 + -4x + (-7x + x2))(2 + x) = 0 Combine like terms: -4x + -7x = -11x (28 + -11x + x2)(2 + x) = 0 Multiply (28 + -11x + x2) * (2 + x) (28(2 + x) + -11x * (2 + x) + x2(2 + x)) = 0 ((2 * 28 + x * 28) + -11x * (2 + x) + x2(2 + x)) = 0 ((56 + 28x) + -11x * (2 + x) + x2(2 + x)) = 0 (56 + 28x + (2 * -11x + x * -11x) + x2(2 + x)) = 0 (56 + 28x + (-22x + -11x2) + x2(2 + x)) = 0 (56 + 28x + -22x + -11x2 + (2 * x2 + x * x2)) = 0 (56 + 28x + -22x + -11x2 + (2x2 + x3)) = 0 Combine like terms: 28x + -22x = 6x (56 + 6x + -11x2 + 2x2 + x3) = 0 Combine like terms: -11x2 + 2x2 = -9x2 (56 + 6x + -9x2 + x3) = 0 Solving 56 + 6x + -9x2 + x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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