21-6k=-5k

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


Simplifying
21 + -6k = -5k

Solving
21 + -6k = -5k

Solving for variable 'k'.

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

Add '5k' to each side of the equation.
21 + -6k + 5k = -5k + 5k

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

Combine like terms: -5k + 5k = 0
21 + -1k = 0

Add '-21' to each side of the equation.
21 + -21 + -1k = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -1k = 0 + -21
-1k = 0 + -21

Combine like terms: 0 + -21 = -21
-1k = -21

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

Simplifying
k = 21

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