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Simplifying 0 = x3 + 9x2 + 15 Reorder the terms: 0 = 15 + 9x2 + x3 Solving 0 = 15 + 9x2 + x3 Solving for variable 'x'. Combine like terms: 0 + -15 = -15 -15 + -9x2 + -1x3 = 15 + 9x2 + x3 + -15 + -9x2 + -1x3 Reorder the terms: -15 + -9x2 + -1x3 = 15 + -15 + 9x2 + -9x2 + x3 + -1x3 Combine like terms: 15 + -15 = 0 -15 + -9x2 + -1x3 = 0 + 9x2 + -9x2 + x3 + -1x3 -15 + -9x2 + -1x3 = 9x2 + -9x2 + x3 + -1x3 Combine like terms: 9x2 + -9x2 = 0 -15 + -9x2 + -1x3 = 0 + x3 + -1x3 -15 + -9x2 + -1x3 = x3 + -1x3 Combine like terms: x3 + -1x3 = 0 -15 + -9x2 + -1x3 = 0 Factor out the Greatest Common Factor (GCF), '-1'. -1(15 + 9x2 + x3) = 0 Ignore the factor -1.Subproblem 1
Set the factor '(15 + 9x2 + x3)' equal to zero and attempt to solve: Simplifying 15 + 9x2 + x3 = 0 Solving 15 + 9x2 + 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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