3r^3+24r^2=60r

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Solution for 3r^3+24r^2=60r equation:


Simplifying
3r3 + 24r2 = 60r

Reorder the terms:
24r2 + 3r3 = 60r

Solving
24r2 + 3r3 = 60r

Solving for variable 'r'.

Reorder the terms:
-60r + 24r2 + 3r3 = 60r + -60r

Combine like terms: 60r + -60r = 0
-60r + 24r2 + 3r3 = 0

Factor out the Greatest Common Factor (GCF), '3r'.
3r(-20 + 8r + r2) = 0

Factor a trinomial.
3r((-10 + -1r)(2 + -1r)) = 0

Ignore the factor 3.

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 = 0

Subproblem 2

Set the factor '(-10 + -1r)' equal to zero and attempt to solve: Simplifying -10 + -1r = 0 Solving -10 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + -1r = 0 + 10 Combine like terms: -10 + 10 = 0 0 + -1r = 0 + 10 -1r = 0 + 10 Combine like terms: 0 + 10 = 10 -1r = 10 Divide each side by '-1'. r = -10 Simplifying r = -10

Subproblem 3

Set the factor '(2 + -1r)' equal to zero and attempt to solve: Simplifying 2 + -1r = 0 Solving 2 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1r = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1r = 0 + -2 -1r = 0 + -2 Combine like terms: 0 + -2 = -2 -1r = -2 Divide each side by '-1'. r = 2 Simplifying r = 2

Solution

r = {0, -10, 2}

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