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Simplifying 3x7 + -81x4 = 0 Reorder the terms: -81x4 + 3x7 = 0 Solving -81x4 + 3x7 = 0 Solving for variable 'x'. Factor out the Greatest Common Factor (GCF), '3x4'. 3x4(-27 + x3) = 0 Ignore the factor 3.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 '(-27 + x3)' equal to zero and attempt to solve: Simplifying -27 + x3 = 0 Solving -27 + x3 = 0 Move all terms containing x to the left, all other terms to the right. Add '27' to each side of the equation. -27 + 27 + x3 = 0 + 27 Combine like terms: -27 + 27 = 0 0 + x3 = 0 + 27 x3 = 0 + 27 Combine like terms: 0 + 27 = 27 x3 = 27 Simplifying x3 = 27 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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