2k-k+4=13

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Solution for 2k-k+4=13 equation: 


Simplifying
2k + -1k + 4 = 13

Reorder the terms:
4 + 2k + -1k = 13

Combine like terms: 2k + -1k = 1k
4 + 1k = 13

Solving
4 + 1k = 13

Solving for variable 'k'.

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

Add '-4' to each side of the equation.
4 + -4 + 1k = 13 + -4

Combine like terms: 4 + -4 = 0
0 + 1k = 13 + -4
1k = 13 + -4

Combine like terms: 13 + -4 = 9
1k = 9

Divide each side by '1'.
k = 9

Simplifying
k = 9

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