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Simplifying (5x3 + -9x) + -1(7x3 + 3x + 8) = z Reorder the terms: (-9x + 5x3) + -1(7x3 + 3x + 8) = z Remove parenthesis around (-9x + 5x3) -9x + 5x3 + -1(7x3 + 3x + 8) = z Reorder the terms: -9x + 5x3 + -1(8 + 3x + 7x3) = z -9x + 5x3 + (8 * -1 + 3x * -1 + 7x3 * -1) = z -9x + 5x3 + (-8 + -3x + -7x3) = z Reorder the terms: -8 + -9x + -3x + 5x3 + -7x3 = z Combine like terms: -9x + -3x = -12x -8 + -12x + 5x3 + -7x3 = z Combine like terms: 5x3 + -7x3 = -2x3 -8 + -12x + -2x3 = z Solving -8 + -12x + -2x3 = z Solving for variable 'x'. Combine like terms: z + -1z = 0 -8 + -12x + -2x3 + -1z = 0 Factor out the Greatest Common Factor (GCF), '-1'. -1(8 + 12x + 2x3 + z) = 0 Ignore the factor -1.Subproblem 1
Set the factor '(8 + 12x + 2x3 + z)' equal to zero and attempt to solve: Simplifying 8 + 12x + 2x3 + z = 0 Solving 8 + 12x + 2x3 + z = 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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