9r^3+18r^2=72

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Solution for 9r^3+18r^2=72 equation:


Simplifying
9r3 + 18r2 = 72

Reorder the terms:
18r2 + 9r3 = 72

Solving
18r2 + 9r3 = 72

Solving for variable 'r'.

Reorder the terms:
-72 + 18r2 + 9r3 = 72 + -72

Combine like terms: 72 + -72 = 0
-72 + 18r2 + 9r3 = 0

Factor out the Greatest Common Factor (GCF), '9'.
9(-8 + 2r2 + r3) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(-8 + 2r2 + r3)' equal to zero and attempt to solve: Simplifying -8 + 2r2 + r3 = 0 Solving -8 + 2r2 + r3 = 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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