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Simplifying (1x + -7)(x2 + 3x + -3) = 0 Reorder the terms: (-7 + 1x)(x2 + 3x + -3) = 0 Reorder the terms: (-7 + 1x)(-3 + 3x + x2) = 0 Multiply (-7 + 1x) * (-3 + 3x + x2) (-7(-3 + 3x + x2) + 1x * (-3 + 3x + x2)) = 0 ((-3 * -7 + 3x * -7 + x2 * -7) + 1x * (-3 + 3x + x2)) = 0 ((21 + -21x + -7x2) + 1x * (-3 + 3x + x2)) = 0 (21 + -21x + -7x2 + (-3 * 1x + 3x * 1x + x2 * 1x)) = 0 (21 + -21x + -7x2 + (-3x + 3x2 + 1x3)) = 0 Reorder the terms: (21 + -21x + -3x + -7x2 + 3x2 + 1x3) = 0 Combine like terms: -21x + -3x = -24x (21 + -24x + -7x2 + 3x2 + 1x3) = 0 Combine like terms: -7x2 + 3x2 = -4x2 (21 + -24x + -4x2 + 1x3) = 0 Solving 21 + -24x + -4x2 + 1x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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