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Simplifying (2x + 18) * x(2x + 14) = 396 Reorder the terms: (18 + 2x) * x(2x + 14) = 396 Reorder the terms: (18 + 2x) * x(14 + 2x) = 396 Reorder the terms for easier multiplication: x(18 + 2x)(14 + 2x) = 396 Multiply (18 + 2x) * (14 + 2x) x(18(14 + 2x) + 2x * (14 + 2x)) = 396 x((14 * 18 + 2x * 18) + 2x * (14 + 2x)) = 396 x((252 + 36x) + 2x * (14 + 2x)) = 396 x(252 + 36x + (14 * 2x + 2x * 2x)) = 396 x(252 + 36x + (28x + 4x2)) = 396 Combine like terms: 36x + 28x = 64x x(252 + 64x + 4x2) = 396 (252 * x + 64x * x + 4x2 * x) = 396 (252x + 64x2 + 4x3) = 396 Solving 252x + 64x2 + 4x3 = 396 Solving for variable 'x'. Reorder the terms: -396 + 252x + 64x2 + 4x3 = 396 + -396 Combine like terms: 396 + -396 = 0 -396 + 252x + 64x2 + 4x3 = 0 Factor out the Greatest Common Factor (GCF), '4'. 4(-99 + 63x + 16x2 + x3) = 0 Ignore the factor 4.Subproblem 1
Set the factor '(-99 + 63x + 16x2 + x3)' equal to zero and attempt to solve: Simplifying -99 + 63x + 16x2 + x3 = 0 Solving -99 + 63x + 16x2 + x3 = 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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