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Simplifying (2x + 7)(2x2 + -13 + 21) = 0 Reorder the terms: (7 + 2x)(2x2 + -13 + 21) = 0 Reorder the terms: (7 + 2x)(-13 + 21 + 2x2) = 0 Combine like terms: -13 + 21 = 8 (7 + 2x)(8 + 2x2) = 0 Multiply (7 + 2x) * (8 + 2x2) (7(8 + 2x2) + 2x * (8 + 2x2)) = 0 ((8 * 7 + 2x2 * 7) + 2x * (8 + 2x2)) = 0 ((56 + 14x2) + 2x * (8 + 2x2)) = 0 (56 + 14x2 + (8 * 2x + 2x2 * 2x)) = 0 (56 + 14x2 + (16x + 4x3)) = 0 Reorder the terms: (56 + 16x + 14x2 + 4x3) = 0 (56 + 16x + 14x2 + 4x3) = 0 Solving 56 + 16x + 14x2 + 4x3 = 0 Solving for variable 'x'. Factor out the Greatest Common Factor (GCF), '2'. 2(28 + 8x + 7x2 + 2x3) = 0 Ignore the factor 2.Subproblem 1
Set the factor '(28 + 8x + 7x2 + 2x3)' equal to zero and attempt to solve: Simplifying 28 + 8x + 7x2 + 2x3 = 0 Solving 28 + 8x + 7x2 + 2x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.
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