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Simplifying 9r2 + -153r = 0 Reorder the terms: -153r + 9r2 = 0 Solving -153r + 9r2 = 0 Solving for variable 'r'. Factor out the Greatest Common Factor (GCF), '9r'. 9r(-17 + r) = 0 Ignore the factor 9.Subproblem 1
Set the factor 'r' equal to zero and attempt to solve: Simplifying r = 0 Solving r = 0 Move all terms containing r to the left, all other terms to the right. Simplifying r = 0Subproblem 2
Set the factor '(-17 + r)' equal to zero and attempt to solve: Simplifying -17 + r = 0 Solving -17 + r = 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 + r = 0 + 17 Combine like terms: -17 + 17 = 0 0 + r = 0 + 17 r = 0 + 17 Combine like terms: 0 + 17 = 17 r = 17 Simplifying r = 17Solution
r = {0, 17}
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