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Simplifying 20x9 + -25x7 + 15x5 + -40x4 = 0 Reorder the terms: -40x4 + 15x5 + -25x7 + 20x9 = 0 Solving -40x4 + 15x5 + -25x7 + 20x9 = 0 Solving for variable 'x'. Factor out the Greatest Common Factor (GCF), '5x4'. 5x4(-8 + 3x + -5x3 + 4x5) = 0 Ignore the factor 5.Subproblem 1
Set the factor 'x4' equal to zero and attempt to solve: Simplifying x4 = 0 Solving x4 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x4 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.Subproblem 2
Set the factor '(-8 + 3x + -5x3 + 4x5)' equal to zero and attempt to solve: Simplifying -8 + 3x + -5x3 + 4x5 = 0 Solving -8 + 3x + -5x3 + 4x5 = 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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