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Simplifying -5 = 9x4 + -8x2 + 9x + -5 Reorder the terms: -5 = -5 + 9x + -8x2 + 9x4 Add '5' to each side of the equation. -5 + 5 = -5 + 9x + -8x2 + 5 + 9x4 Combine like terms: -5 + 5 = 0 0 = -5 + 9x + -8x2 + 5 + 9x4 Reorder the terms: 0 = -5 + 5 + 9x + -8x2 + 9x4 Combine like terms: -5 + 5 = 0 0 = 0 + 9x + -8x2 + 9x4 0 = 9x + -8x2 + 9x4 Solving 0 = 9x + -8x2 + 9x4 Solving for variable 'x'. Remove the zero: -9x + 8x2 + -9x4 = 9x + -8x2 + 9x4 + -9x + 8x2 + -9x4 Reorder the terms: -9x + 8x2 + -9x4 = 9x + -9x + -8x2 + 8x2 + 9x4 + -9x4 Combine like terms: 9x + -9x = 0 -9x + 8x2 + -9x4 = 0 + -8x2 + 8x2 + 9x4 + -9x4 -9x + 8x2 + -9x4 = -8x2 + 8x2 + 9x4 + -9x4 Combine like terms: -8x2 + 8x2 = 0 -9x + 8x2 + -9x4 = 0 + 9x4 + -9x4 -9x + 8x2 + -9x4 = 9x4 + -9x4 Combine like terms: 9x4 + -9x4 = 0 -9x + 8x2 + -9x4 = 0 Factor out the Greatest Common Factor (GCF), 'x'. x(-9 + 8x + -9x3) = 0Subproblem 1
Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0Subproblem 2
Set the factor '(-9 + 8x + -9x3)' equal to zero and attempt to solve: Simplifying -9 + 8x + -9x3 = 0 Solving -9 + 8x + -9x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.Solution
x = {0}
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