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Simplifying 3r4 + -11r5 + -20r4 = 0 Reorder the terms: 3r4 + -20r4 + -11r5 = 0 Combine like terms: 3r4 + -20r4 = -17r4 -17r4 + -11r5 = 0 Solving -17r4 + -11r5 = 0 Solving for variable 'r'. Factor out the Greatest Common Factor (GCF), '-1r4'. -1r4(17 + 11r) = 0 Ignore the factor -1.Subproblem 1
Set the factor 'r4' equal to zero and attempt to solve: Simplifying r4 = 0 Solving r4 = 0 Move all terms containing r to the left, all other terms to the right. Simplifying r4 = 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 '(17 + 11r)' equal to zero and attempt to solve: Simplifying 17 + 11r = 0 Solving 17 + 11r = 0 Move all terms containing r to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + 11r = 0 + -17 Combine like terms: 17 + -17 = 0 0 + 11r = 0 + -17 11r = 0 + -17 Combine like terms: 0 + -17 = -17 11r = -17 Divide each side by '11'. r = -1.545454545 Simplifying r = -1.545454545Solution
r = {-1.545454545}
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