5k-6k=-21

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Solution for 5k-6k=-21 equation: 


Simplifying
5k + -6k = -21

Combine like terms: 5k + -6k = -1k
-1k = -21

Solving
-1k = -21

Solving for variable 'k'.

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

Divide each side by '-1'.
k = 21

Simplifying
k = 21

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