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Simplifying (3x + 4)(2x2 + -13x + 21) = 0 Reorder the terms: (4 + 3x)(2x2 + -13x + 21) = 0 Reorder the terms: (4 + 3x)(21 + -13x + 2x2) = 0 Multiply (4 + 3x) * (21 + -13x + 2x2) (4(21 + -13x + 2x2) + 3x * (21 + -13x + 2x2)) = 0 ((21 * 4 + -13x * 4 + 2x2 * 4) + 3x * (21 + -13x + 2x2)) = 0 ((84 + -52x + 8x2) + 3x * (21 + -13x + 2x2)) = 0 (84 + -52x + 8x2 + (21 * 3x + -13x * 3x + 2x2 * 3x)) = 0 (84 + -52x + 8x2 + (63x + -39x2 + 6x3)) = 0 Reorder the terms: (84 + -52x + 63x + 8x2 + -39x2 + 6x3) = 0 Combine like terms: -52x + 63x = 11x (84 + 11x + 8x2 + -39x2 + 6x3) = 0 Combine like terms: 8x2 + -39x2 = -31x2 (84 + 11x + -31x2 + 6x3) = 0 Solving 84 + 11x + -31x2 + 6x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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