-189k=-9k^2

Solution for -189k=-9k^2 equation:

Simplifying
-189k = -9k2

Solving
-189k = -9k2

Solving for variable 'k'.

Combine like terms: -9k2 + 9k2 = 0
-189k + 9k2 = 0

Factor out the Greatest Common Factor (GCF), '9k'.
9k(-21 + k) = 0

Ignore the factor 9.
Subproblem 1
Set the factor 'k' equal to zero and attempt to solve:

Simplifying
k = 0

Solving
k = 0

Move all terms containing k to the left, all other terms to the right.

Simplifying
k = 0
Subproblem 2
Set the factor '(-21 + k)' equal to zero and attempt to solve:

Simplifying
-21 + k = 0

Solving
-21 + k = 0

Move all terms containing k to the left, all other terms to the right.

Add '21' to each side of the equation.
-21 + 21 + k = 0 + 21

Combine like terms: -21 + 21 = 0
0 + k = 0 + 21
k = 0 + 21

Combine like terms: 0 + 21 = 21
k = 21

Simplifying
k = 21
Solution
k = {0, 21}