3k-k=18

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Solution for 3k-k=18 equation: 


Simplifying
3k + -1k = 18

Combine like terms: 3k + -1k = 2k
2k = 18

Solving
2k = 18

Solving for variable 'k'.

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

Divide each side by '2'.
k = 9

Simplifying
k = 9

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