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Simplifying r2 + -16r = 0 Reorder the terms: -16r + r2 = 0 Solving -16r + r2 = 0 Solving for variable 'r'. Factor out the Greatest Common Factor (GCF), 'r'. r(-16 + r) = 0Subproblem 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 '(-16 + r)' equal to zero and attempt to solve: Simplifying -16 + r = 0 Solving -16 + r = 0 Move all terms containing r to the left, all other terms to the right. Add '16' to each side of the equation. -16 + 16 + r = 0 + 16 Combine like terms: -16 + 16 = 0 0 + r = 0 + 16 r = 0 + 16 Combine like terms: 0 + 16 = 16 r = 16 Simplifying r = 16Solution
r = {0, 16}
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